In this post, we will see how to resolve Add %20 as part of date format in shell Question: I am trying to add %20 between the date and time, to return YYY-MM-DD%20HH-MM-SS How can I escape the % symbol? ...
In this post, we will see how to resolve executing the command “cat” with no options in c Question: If given no arguments or redirection use, the cat command reads from standard input. But when I execute it with execve() ...
In this post, we will see how to resolve removing multiple instances of a string in a line with sed Question: I have a large tab delimited file that I’d like keep only a certain string (GO:#######) that appears multiple ...
In this post, we will see how to resolve Unix get lines between timestamps on multiple files Question: I keep daily log files (like logfile-2022-01-01.log, logfile-2022-01-02.log, and so on). Every line on the files starts with a timestamp, e.g: [2022-05-01 ...
In this post, we will see how to resolve Managing processes in C Question: I am trying to test how to create and manage processes with a program what should create a process and execute a command 2 times (each ...
In this post, we will see how to resolve How to batch rename all files with the same additional text? Question: Can mv or some other command in Unix append a string all files with a certain extension? Like I ...
In this post, we will see how to resolve What does “sh -c” do? Question: I am trying to work with nginx in my express app and I’m following the tutorial here https://cloud.google.com/community/tutorials/deploy-react-nginx-cloud-run then at the end I saw this ...
In this post, we will see how to resolve Finding and following symbolic links but without deleting them Question: The current find command is utilized to find and delete outdated files and directories. The expired data is based on a ...
In this post, we will see how to resolve Trouble with Errors on Unix sh with if statements Question: I am having a problem with the code below with if statements. It has three different arguments, I’m not sure if ...
In this post, we will see how to resolve Passing file contents to a c executable doesn’t seem to work Question: I have this c executable called testFile file containing this code : and along with it a file called ...