I have a tab separated text file. In column 1 and 2 there are family and individual ids that start with a character followed by number as follow: I would like to replace NA with HG in both the columns. I am very new to linux and tried the following code and some others: Any help is highly appreciated. Answer
Install Java 16 on Raspberry Pi 4
I have tried multiple releases from here using : But after java -version I always get: Which means I have chosen the wrong release/architecture. Is there a release that works with Raspberry Pi’s or is there another way to install Java 16? Answer Answering my own question. cd [minecraft directory here] wget https://github.com/AdoptOpenJDK/openjdk16-binaries/releases/download/jdk16u-2021-05-08-12-45/OpenJDK16U-jdk_arm_linux_hotspot_2021-05-08-12-45.tar.gz tar xzf OpenJDK16U-jdk_arm_linux_hotspot_2021-05-08-12-45.tar.gz export PATH=$PWD/jdk-16.0.1+4/bin:$PATH java -version
Getting the memory address of a function in linux x86
I have been seeing a lot of exploits that write the memory address of functions/code into the EIP and was wondering if there was a way (maybe with gdb or something) that I could use to determine the memory address of some shellcode I am using in a buffer overflow test and use the python struct library to pack it
How can I run an argparse python program without the .py extension?
Currently, I have to type /xkcdpwgen.py -h in order to get the following usage: xkcdpwgen [-h] [-w WORDS] [-c CAPS] [-n NUMBERS] [-s SYMBOLS] Generate a secure, memorable password using the XKCD method optional arguments: -h, –help show this help message and exit -w WORDS, –words WORDS include WORDS words in the password (default=4) -c CAPS, –caps CAPS capitalize the
How to pass inputs (not arguments) thorugh command line in C/C++?
Say I have the following simple C++ program, and the following command in terminal: When I run this command, it will ask for my input and I have to copy and paste over the input like the following: Is there a way for this to happen in one pass? I don’t mind copy and pasting each time, however I am
Raspberry-pi python shell still running older version of python
I am new to linux and somewhat new to python. I am trying to follow a tutorial that is using python 3.9, however I was using python 3.4.2. Once I realized I was out of date I downloaded python 3.9.0 and when I run in the terminal is stats Python 3.9.0, but the python shell is still running 3.4.2 I
I have three files and I want to count the concurrences from first 10 lines of the files and summation of it?
I Used this command to count the concurrences of the entire file. I need to find out the numbers of concurrences from only first 10 lines Answer You can use head to read only first 10 lines of the file. or just
Can’t change git default branch to main on the command line
I’ve read on several sites that you can use git config –global init.defaultBranch main to change the default branch (from master) to main. But it doesn’t work for me. Here it’s from my terminal (my os is ubuntu): Answer The option init.defaultBranch was introduced in Git version 2.28. You must be running an older version which does not honor this
Can’t commit and push to github repository
Screenshot Hi, I’m trying to commit and push my work onto github. However, I can’t. Seems like it’s saying some of the files i’m trying to push are too large. But that’s why I specified the .csv and .pt files in .gitignore. I am not sure why .gitignore is not working as it should. Any help will be very much
download & install openshift cli command not working
I want to add the download and installation step of OpenShift CLI 4.6 on a docker file. I have added the following lines but it’s not working. But I am getting the following error Current curl: (23) Failed writing body (1354 != 1371) Answer curl -L https://github.com/openshift/okd/releases/download/4.6.0-0.okd-2021-02-14-205305/openshift-client-linux-4.6.0-0.okd-2021-02-14-205305.tar.gz | tar xz will extract the files in the tarball, so finally, the