Programming related tutorial/FAQ

Bash read file names from a text file and take action

last updated December 3, 2018 in BASH Shell, Linux, Programming, UNIX

I need to read a list of file names from a text file named input.txt and take action each file name. How do I read file names from a text file and say run /bin/foo command on each file? How do I read filenames from a text file and take certain action on those files?

How To Install the Django Web Framework 2 on Ubuntu 16.04

last updated December 3, 2017 in Debian / Ubuntu, Package Management, Programming, Python

Django 2.0 released. How do I install it on the Ubuntu Linux 16.04 LTS server? How do I create a sample “Hello world” view and /admin/ section for Django 2.x?

How To Compile And Run a C/C++ Code In Linux

last updated December 11, 2017 in BASH Shell, Debian / Ubuntu, GNU C / C++, Linux, Programming, RedHat and Friends

I am a new Linux user and student who used to write C or C++ programs on MS-Windows. Now, I am using Ubuntu Linux. How can I compile a C or C++ program on Linux operating systems using bash Terminal application?

Python: Get Today’s Current Date and Time

last updated October 8, 2013 in Linux, Programming, Python, UNIX

How do I find out the current date and time in Python? What is the module or function I need to use to get current time or date in Python programming language?

HowTo: Python Convert a String Into Integer

last updated August 9, 2013 in Programming, Python, UNIX

How do I convert a string such as x=’12345′ to an integer (int) under Python programming language?

Linux: Set OR Change The Library Path

last updated August 11, 2013 in GNU C / C++, Linux, Programming

I‘ve compile and installed a library at /usr/local/lib/libapp2.so -> libapp2.so.1.4.3. How do I set the Library path under Linux operating systems?

Linux: Display Binary Object Section Size, Text & Data Segment Information

last updated April 5, 2010 in GNU C / C++, Linux, Programming

How do I find out the size of the bss, text segment and data segment for each object or binary file under Linux operating systems?

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