Mandeep Singh Programmer

So, to set it up, it would be better to set it up on your local computer first. You will... Read more

Hi, I recently shifted my blog from https://mandeep7.wordpress.com to https://blog.mandeeps.me which uses Jekyll and is being hosted on GitLab Pages... Read more

Usually, when working with django, we write our models in a file named models.py to define the structure of our... Read more

Read data from a Google Sheets spreadsheet using Python. Quickstart: https://developers.google.com/sheets/api/quickstart/python Go to the above URL and click on the... Read more

This post is about attempt to upgrade the GitLab server installation from version 8.x to 10.x. I explained the issues... Read more

Hi everyone, read my older post adb not detecting the phone! to get some basic information about what adb is.... Read more

There can be a situation when you have to check your remote system from multiple devices. The situation could be:... Read more

OpenStreetMap is the map of the world with open license and freedom. I deployed OpenStreetMaps on my system after seeing a... Read more

In Qt Designer app, create an interface. For example, I firstly created a form with two text widgets and then... Read more

git revert can be used to revert the changes you did in your git repository. One of the most useful... Read more

sudo fdisk -l See which disk you want to auto-mount. Suppose you attached a USB-drive and it’s shown as “/dev/sdb1”... Read more

There are a lot commands/tools that produce a lot of output that we can’t see at once (and without scrolling).... Read more

Suppose, you have a file with 1000 lines. You want to add some text at the beginning/end of each line.... Read more

For this purpose, you may read my previous related post here. I am going to introduce (again) to the tesseract OCR... Read more

What is it? adb is abbreviated for “Android Debug Bridge”. It comes with the Android Development SDK but it can... Read more

I had a Python dictionary (that looks like json) stored in a file, generated by some code. Now I wanted... Read more

If you’ve compiled FreeCAD, but don’t know how to import it as a package in Python then read on. First... Read more

Now it’s the turn for macros be fetched from the wiki page at http://www.freecadweb.org/wiki/index.php?title=Macros_recipes. We’ll need to parse the links (and... Read more

Yesterday, I took the first step towards fetching information from GitHub. Today added code for checking if the repository contains... Read more

Hi everyone, On 11 June, I tried experimenting with parsing the submodules data from https://github.com/FreeCAD/FreeCAD-addons. I started working on PyGithub... Read more

As I fetched macro code using BeautifulSoup. Now the FreeCAD workbenches are hosted at one place i.e. https://github.com/FreeCAD/FreeCAD-addons/. I needed to fetch... Read more

FreeCAD manages its macros its wiki: http://www.freecadweb.org/wiki/index.php?title=Macros_recipes. Let’s take an example of a macro “Macro Image Scaling” whose code is at http://www.freecadweb.org/wiki/index.php?title=Macro_Image_Scaling. I... Read more

There are basically two ways to add functionality to FreeCAD. 1. Workbenches 2. Macros Workbenches Workbenches can be thought of... Read more

If you have accidently entered wrong commit message or want to add something more to it? Here is the command:... Read more

I tried to install a package (slap) via npm. For this, you have to install nodejs (may be through the package-manager). And... Read more

Read my another post to compile FreeCAD on Arch: <../../../../2016/03/30/compiling-freecad-from-source-on-arch-linux/> Getting the source: git clone https://github.com/FreeCAD/FreeCAD free-cad-code Getting the dependencies: sudo... Read more

I had to submit some text to mediawiki. As it supports special markdown, but I had a file on Google... Read more

IRC is Internet Relay Chat. And it is a text-based protocol used for communication. It follows client/server architecture. There is... Read more

While working on a git-enabled project, it may happen sometimes that you modify a file and then see the changes... Read more

Getting the source: git clone https://github.com/FreeCAD/FreeCAD free-cad-code Getting the dependencies: You will need the following libraries from the official repositories:... Read more

Hello there! I broke my archbang recently. Let me tell you how it went. I was doing upgrade via pacman... Read more

Approximately one and half years ago I wrote a post about installing Android x86 on PC. You may find here... Read more

Recently I installed Moodle 3.0 on a production server. It is currently up at learn.gdy.club. Moodle is a course management system... Read more

Yaourt (Yet AnOther User Repository Tool) is a wrapper for pacman which adds automated access to the AUR using the... Read more

git-cola is a git client having a GUI. Visit https://github.com/git-cola/git-cola to install for a different distribution or for further detail.... Read more

Install mutt by using the following command: sudo pacman -S mutt Now create the base directories and a file using:... Read more

If you want to install python-mysqldb on Arch and couldn’t find the package then try the following commands: sudo pacman... Read more

First of all update and upgrade your system: sudo pacman -Syu ##### APACHE Install apache sudo pacman -Syu apache Configuring... Read more

In case you have deleted the /etc/sudoers file and can’t use sudo anymore (or another users can’t) then here are... Read more

If you paste text in vim and sometimes it distorts the text like some extra indentation gets added. This is... Read more

If you have some changes that you want to be shown as it were committed in past, then you may... Read more

I just signed up on OSM website i.e. www.openstreetmap.org. After signing up, I explored it a bit and located my house... Read more

To loose the unstaged changes to a file (i.e. reverting to the committed changes) while using git: git checkout <file-name>... Read more

If you get this error on any video/movie then you are going to solve it with three commands in the... Read more

netstat -tulnap can be used to know which port is occupied by which process (program). To free up a port (for... Read more

Now the intersection points have been calculated by solving two equations simultaneously. https://github.com/mandeeps708/PyDrain/blob/master/dxf_backup.py Now just have to add the logic... Read more

Now it takes input from the CSV file and create lines. https://github.com/mandeeps708/PyDrain Now it takes two lines (i.e. 4 coordinates,... Read more

The task is to create a Drain drawing and then calculate the area of cutting and filling. Firstly, I tried... Read more

One can easily install dxfwrite with pip in python. Just fire this : pip install dxfwrite Then test this simple... Read more

I had the rooted galaxy-y 5302 phone on which the custom ROM is to be installed. STEP 1: First of... Read more

You might have wondered about scanning a document or a some pages of a book and store them as digital... Read more

Get vim awesome vimrc You can find the vimrc on GitHub from many repositories. I found https://github.com/amix/vimrc and I just gave... Read more

While searching for deploying the Django app, I found something called Gunicorn. I tried: gunicorn sage.wsgi where sage is the... Read more

You might have noticed that when you copy something from vim and try to paste somewhere else (maybe your browser),... Read more

If you don’t know the basic functionality of tmux, then visit this. Now, we know that we can create different sessions... Read more

You might have noticed while creating a repository on GitHub, it asks if you want to add a license and... Read more

Today I modified the cocgi code to add the matrices like mass_matrix, height_storey, stiffness_storey. I used a for loop to... Read more

I modified the HTML file and made the python file containing those HTML tags. But when applying bootstrap CSS to... Read more

In the battery-alert script, I needed to get the information about the charging status of the system. I found ‘acpi’ command... Read more

Today, I started with CGI task. I was getting error: Internal server error on python scripts through CGI, but bash... Read more

From a past few days, this happened many times with me that the system warns me to plug-in the charger... Read more

Today got to learn new things related to adb, fastboot, recovery mode, factory mode. Actually one of my friend got... Read more

Today completed the codecademy course for Interactive website. It includes understanding how a jquery slider works, some transition effects (like... Read more

Today I put my first photo on wikimedia and distributed it as Creative Commons Attribution 4.0 International license. Click on the... Read more

If you have one computer at a location on a network and you want to turn it on remotely i.e.... Read more

SimpleScreenRecorder is a tool that can be used to record the video of the screen. Audio can also be recorded.... Read more

tmux is a terminal multiplexer: it enables a number of terminals to be created, accessed, and controlled from a single... Read more

If we want to check the progress of a copy process in terminal, then we can use the rsync command.... Read more

I installed reveal-md on the experimental server by using: npm install reveal-md And it got installed in the current directory... Read more

17th July Sir told me to make a script to create slides just by putting some images into a folder.... Read more

If you want to change the URL of a repository to which it points to, then this post is for... Read more

Today I gave presentation on  Reveal-md. The code is at https://github.com/mandeeps708/reveal-md-presentation The main presentation file is demo/presentation.md. I got some problems... Read more

Today I experimented with reveal-md and started creating the presentation. Also the got the print function working after installing phantomjs... Read more

In a previous post, I installed reveal-md and tested a demo. Now I was exploring about an easy way to... Read more

I searched about creating presentation with markdown. I found reveal-md. Here is the link to my fork: https://github.com/mandeeps708/reveal-md Before installing... Read more

I tried Telegram CLI. It’s good. I am yet to explore it’s features. You can clone it from: https://github.com/vysheng/tg Will... Read more

From 30th June my BSNL broadband was shut down. I called them on 1 July and also complained about it.... Read more

I modified some limits of circularity that is used to recognize the shape. Also now when calling the function, it... Read more

Today I tried to modify the same functions again. I added a option for user to enter threshold value manually... Read more

Today I tried the function getShape on the binary images extracted using getColor in yesterday’s post. I tried same function... Read more

Today I tried to modify the function of getColor that I made some days ago. Now I added morphological operations... Read more

I imported database into MySQL from the command line using \. librehatti(1).sql The below would do the same, after opening MySQL... Read more

LibreHatti is basically an E-Commerce cum CRM (Customer relationship management) Django Web Application. Today I installed LibreHatti on my localhost.... Read more

I came to know about a tool named CDE from my friend Sukhdeep. CDE or CDEpack (Code, Data, and Environment... Read more

GNU Screen is a utility to share terminal session with remote users. Step 1: Installation sudo apt-get install screen Then... Read more

Today I installed weboctave on Experimental server (http://exp.raiandrai.com/~admins6/weboctave) and got the same error like on my localhost. So searched on... Read more

Today I tried my hands on Weboctave. Weboctave is a package that provides functionality to run Octave on a web... Read more

Generally we list contents of current directory with the ls command in our terminal. To see more detail we can... Read more

Today I’ve modified the function getShape to have more shapes identified. function an = getShape(im, shape) [~,mx] = ilabel(im); b... Read more

After getting binary image (of any color like red, blue etc.) from getColor function, now the work is to identify... Read more

As the course ‘Robotic Vision’ has been already finished officially on 8th July, I got an email today regarding my... Read more

Here is the input image i.e. Robotic Vision Worksheet. The motive is to identify the shapes and colors out of... Read more

Today I started with the Robotic Vision Project. This project is all about having a worksheet input into MATLAB and... Read more

LaTeX is a typesetting system that is used to create professional quality documents and that’s why we remember it for.... Read more

Today I got another problem to solve that is to no “Enable Wi-Fi” option in network-indicator on the top panel.... Read more

Today I joined my 6-month training at TCC (Testing and Consultancy Cell), GNDEC, Ludhiana. Today I noticed one of my... Read more

If you don’t use wireless mouse or keyboard and disable your bluetooth manually everytime Ubuntu starts up (and hate it),... Read more

http://ctrlq.org/save/ Yes this is the website that provide the facility to save files directly to Google Drive, Dropbox, ftp server... Read more

After having all things set up i.e. Installing VirtualBox, Installing OS on VirtualBox, you might have wondering how to share... Read more

RAINLOOP is Simple, modern & fast web-based email client. An email client, email reader or more formally mail user agent... Read more

For using jquery datepicker in a django form, I included four external files: <link rel="stylesheet" href="http://code.jquery.com/ui/1.11.3/themes/smoothness/jquery-ui.css"> <script src="http://code.jquery.com/jquery-1.10.2.js"></script> <script src="http://code.jquery.com/ui/1.11.3/jquery-ui.js"></script>... Read more

Since Whatsapp has announced its calling feature a few days back, I got it today. For getting this feature we... Read more

Today I was updating the README.md file of the repository on Github and then I thought to make it look... Read more

Ubuntu Login Loop Problem How the problem occured: Ctrl + Alt + f2 logged in using my credentials. Then I... Read more

If you have ever forked someone’s repository on Github and after some time it got updated and you want your... Read more

I had my sessional exams last week. I wouldn’t talk much about them. :D Okay now, as of the first... Read more

Nethogs is the tool to monitor the processes that are using internet and it also specifies how much bandwidth (speed... Read more

First of all, you need to check the commit id of the previous changed state. You can do it using... Read more

As Raman started working on User Authentication, I decided to work on the Bookings. In home/forms.py I created a BookingForm... Read more

As in the last post I specified the booking was working but if we book the same hall for start... Read more

This is some of part of admin.py file: class BookingAdmin(admin.ModelAdmin): list_display = [‘hall’, ‘event_name’, ‘name’, ‘date’, ‘start_time’, ‘end_time’, ‘email’, ‘status’... Read more

Open Terminal(Ctrl+Alt+T). Browse to your project source directory(where 'manage.py' exists): _$ cd <del>project</del>_ Note: Replace 'project' with your directory name.... Read more

Now we had our models ready and we need to add we could only add new hall and booking from... Read more

After watching the animation a few times and discussing about it with others, we started created project named “bookingsystem” and... Read more

Me and Raman decided some functionality of the software and hence we created a rough sketch of what will be... Read more

If you are having some problems on booting Ubuntu(or having grub error on boot) or you don’t have access to... Read more

If you want to try Ubuntu(Operating System) on your system or if you are having some problems on booting Ubuntu(or... Read more

Have you rooted your phone just for having some memory free by uninstalling unnecessary applications provided by the stock ROM(default... Read more

Today one of my friend asked me,”How do I root my phone?”. I asked his model name and searched for... Read more

Yesterday, my Samsung Wave 2 (8530) having Bada OS stopped working and keep on restarting suddenly. Then I searched over... Read more

Have you unintentionally deleted any folder from home directory , and now accessing it from the sidebar gives the following... Read more

First of all, you have to download firefox addon ‘Customizable Shortcuts’. You can do this by searching it on google... Read more

One day I selected ‘Power Off’ option in the ‘When power is critically low’ section. There’s no other option to... Read more

STEP 1: Install the gzrt tool by typing in the terminal: sudo apt-get install gzrt STEP 2: Now move to... Read more

If you are not having menu bar that is having multiple options like: File, Edit, View, Help etc. on the... Read more

Change Folder Color Add PPA to system, open terminal (Ctrl+Alt+T) and type commands one by one: sudo add-apt-repository ppa:costales/folder-color sudo... Read more

If you want to record your voice in your system, then read on. If you have a notebook or laptop,... Read more

Currently, I have Windows 7 and Ubuntu 14.04 installed on my system. Now I want to give a try to... Read more

In this article, I am going to tell about how to enable num lock while typing password on login screen.... Read more

Installations: You need to install: 1. pip _ 2. virtualenv_ To install pip, type in terminal: sudo apt-get install python-pip... Read more

First of all you need to Install Python (if not) Now Type in terminal: sudo apt-get install python-setuptools Installing Django... Read more

Windows 7 Purple Screen Error [Solved] I recently tried to dual boot my ubuntu 14.04 with Windows 7. For a... Read more

These days almost everyone have a android smartphone. But have you ever imagined to install android as an operating system... Read more

If you want to re-install your Linux Distro and afraid of losing your data and customizations done then read on.... Read more

Yeah, if you ever installed a software for example firefox. And you have lost its source code or its .deb... Read more

To list installed packages in Ubuntu or other debian based systems: dpkg --get-selections To copy this list to a file,... Read more

It is the shell script: #!/bin/sh while read line do echo $line done <filename Here filename is the name of... Read more

My six weeks training has already over. There were a lot of thing to learn. One of them was while... Read more

This may be happen to you that you plugged in a 3G Dongle and your Internet is not working directly.... Read more

It was the last day of my 6 weeks training. The day started in the Operating Systems Lab. Then there... Read more

There was a presentation on a GIS software named GRASS by Ankur. GRASS is an open source Geographical Information System... Read more

As the task assigned to me was about hatching. I was searching  about it on Internet from the last week.... Read more

It is the last week of my training. Me with Gurpinder are currently working on cairo libraries to implement hatching... Read more

There was a knowledge sharing session till yesterday in the TCC seminar hall. As the name suggests, it was about... Read more

First of all open the Terminal by pressing Ctrl + Alt + T. First of all type: sudo apt-get install... Read more

Today there was another presentation on LaTeX by Satwant and Ravina. The presentation was about their task i.e. to work... Read more

Qt is cross-platform UI and application development framework. Cross-platform application is that runs on different available platforms like MS Windows,... Read more

It was a rainy morning, so I had to wait for the rain to stop. So I reached TCC at... Read more

Now one month of training is over. We are not finding any sufficient algorithm on Internet to study. So today,... Read more

w3m is a free software/open source text-based web browser. It has support for tables, frames, color and inline images on... Read more

Cairo Dock is a beautiful interface Launcher. It is designed to be light, fast and customizable. It has many transition effects.... Read more

There was a presentation on Python programming language by Muskan. Python is an interpreted language. So it does not need... Read more

I am lucky to be at TCC because here everyone learns (or hear about/search) a new thing daily. So I... Read more

From the last two days me and my friend Gurpinder were trying to find the solution of our task. We... Read more

GRUB is abbreviation of GNU GRand Unified Bootloader. GRUB is a program by GNU that let the user choose the... Read more

Today it was a nice weather especially in the evening. Today I had no laptop at training with me because... Read more

Today I was at home. Approximately 20 days before, I bought a new laptop, but recently I had faced a... Read more

Today our mentor Gagan assigned new tasks to our team. Again, me and Gurpinder together assigned a task of reading... Read more

Today there were presentations by our seniors. First presentations was by Gurjot on GTK and Glade. Glade is used for... Read more

Today I tried to read LibreCAD source code. But I was not getting it. So I was getting bored and... Read more

#How to Repair grub when you have installed the Windows 8 or other operating system over Ubuntu. First of all,... Read more

Today I have installed LibreCAD version 3 again on my system as our team was instructed by our mentor. So... Read more

Today a new task has been assigned to our team. We were told to download the source code of LibreCAD... Read more

Today the presentation was on SolidWorks 2014 by Chetan Sharma. SolidWorks is a computer aided design software that runs on... Read more

Today there were two presentations by Deepak Kumar and Kamalpreet kaur. First presentation was on Latex. Latex is basically a... Read more

Today there was a presentation on Fast Inverse Square Root by Shweta. It was quite good presentation. But I got... Read more

Today was sunday, so at home I worked on LibreOffice Draw. I made some designs in it. It’s a nice... Read more

Today there was a presentation about apache server by Balpreet Kaur. She explained the way to install apache, how to... Read more

Today It was very hot weather. Today there were two presentations. One of the presentation was on SASS i.e. “Syntactically... Read more

LibreCAD is a Computer Aided Design tool that is used to create 2D designs. LibreCAD 3 is a GSoC (Google... Read more

I reached the TCC hall at time when all my friends were marked absent for being late. I started my... Read more

Today I have drawn tried some more figures in LibreCAD. I had almost completed the water tank but I forgot... Read more

Today I tried my hand at some of the entities like Arc and Ellipse in LibreCAD v3. Our LibreCAD project... Read more

On Sunday, I was facing some problems while compiling the LibreCAD 3. It was showing more than 30 errors. Then... Read more

# Access Ext4 drives of Ubuntu on Windows Many of us has dual-booted our systems like Ubuntu (linux) with Windows.... Read more

Today I have created a line and some squares in the LibreCAD. Also today I have managed my hard disk... Read more

Today I came to college earlier in the morning. I installed the Ubuntu 14.04 on my new laptop. After installing... Read more

I have bought the new Laptop today. It’s HP’s r015TU. It’s nice and I like it very much obiviously. It... Read more

Today I got familiar with QT (pronounced as “cute”), it is a application used to create user interface for other... Read more

It is the second day of the 6 weeks training and today our CAD team members are introduced with scripting... Read more

I am pursuing B.Tech from Guru Nanak Dev Engineering College, Ludhiana. I just finished my exams of 2nd year and... Read more

Welcome all to my Wordpress Blog. Read more