I made a simple C program with empty main as given below and compiled it with gcc upon execution, it return exit code as 25, and if I add a printf statement,after including stdio.h, it returns exit code 5 what’s the meaning of 25 and 5 here and why it’s being returned by whatever code that is exec…
Couldn’t install netbeans 11.3 with Java 14 due to Error: “Unsupported JVM version”
I’m trying to install netbeans with Java 14. I’m getting below error – Below are my java details – My OS Details are – How can I fix this problem? Answer Although Apache NetBeans 11.3 fully supports the use of JDK 14, unfortunately its installer does not. From the Apache NetBeans…
youtube-dl change output path only for converted videos (–recode-video)?
I want to download a video with bestvideo+bestaudio quality and save the converted video to a different location. for example command below produces this: but I want something like this: Can I change the location for ffmpeg output? Answer I read the documentation here. The solution was to use –exec flag…
Read lines from a file and tokenize each line to extract specific word in shell script
I wrote a shell script to read all lines from a file, tokenized each line to extract particular word. First line is read correct, but from the second line the expected word is not reading correctly. Looking forward for your suggestions. Contents of route.sh are Actual output Expected output Extra Note: My obj…
How to make vi/vim execute “rewrite filter on write” for given file extension?
I would like to be able to write handy “short version” in configuration file. The obvious way to achieve it would be “on save filter” executed by vi/vim. The filter script would rewrite “short version” to “long version” expected by the app. Answer Assuming code …
output in Line A and Line B?
What would be the output in Line A and Line B? Do you think there is synchronization problem in updating the variable value? Answer Child value is 200 and Parent value is 300 always. pthread_join causes the main thread to wait until the other thread finishes executing. Both threads are acting on the same glob…
vim: how to copy a word in vim visual mode, but paste it in visual block mode?
I want to copy a simple text using visual mode of vim, but then paste it into multiple lines using block mode. How can I achieve this. example: I want to acheive: I tried by highlighting the comment section (using v right_arrow combination), and yanked . Now I want this yanked result to be pasted infront of a…
Linux: Moved `/lib/x86_64-linux-gnu/ld-2.28.so` and now SSH is dead [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about programming within the scope defined in the help center. Closed 2 years ago. Improve this question The problem is basically already in the title: Because I wasn’…
What’s the purpose put a .so file before execution file?
I saw a execution method today. I know when putting a bash variable before execution command means to set that environment variable before execute command. But now, it is a share lib, what’s the purpose and function to put there? Answer The dynamic linker /lib/ld-linux-x86-64.so is special in that it can be r…
Linux – Print only filenames for the directory and sub-directories
I’m very new at Linux world. I’ve the following directories on my linux (centos rhel fedora”): I’m trying to make a print of all the files in all the directories. Basically I am trying to get the following list: I already try ‘ls’ command and ‘ls -al’: but it pr…