How to clear Terminal / Shell history in Ubuntu / Linux ?
When you type something on linux shell, by default Linux save the commands what you type as history to “~/.bash_history” …
Tag: Linux
Difference between Mutex and Semaphore
Besides the better readability, the code for mutex is smaller and slightly faster than the semaphore implementation. Further, since a …
How to recreate dts file from a live device ?
Sometimes it happens that you don’t have source code of the device on which you are working but want to …
How to create an executable by linking multiple object files / c source ?
As we have seen in our another posts “How to create Shared Library in Linux ?” we first created a …
Send and Receive (Transfer) integer over socket using C program
Following the simple example which shows how we can send and receive an integer over a socket. This program is …
How to Switch between Java Versions on Ubuntu Linux ?
If you have installed multiple JDK on ubuntu and sometimes you might need to change the version of installed JAVA …
How to install Chromium depot_tools on Ubuntu / Linux ?
Chromium depot_tools are the git extensions, which gives additional features. The Chromium depot_tools suite contains many git workflow-enhancing tools which …
How to create SSH Keys in Ubuntu / Linux ?
Linux/Ubuntu provide a command “ssh-keygen” to create ssh public/private keys. ssh-keygen generates, manages and converts authentication keys for ssh. ssh-keygen …
Identify which application / process is using which port or keeping it busy on android / Linux
Lets say you are trying to do something with UPNP which reserves port 1900 for all of its applications.. Now …
Multiple line comment in bash / shell script
In bash script, if we want to comment a single line, we just need to add # at the start …
