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- linux - How can I copy the output of a command directly into my . . .
cat file | xclip Paste the text you just copied into a X application: xclip -o To paste somewhere else other than an X application, such as a text area of a web page in a browser window, use: cat file | xclip -selection clipboard Consider creating an alias: alias "c=xclip" alias "v=xclip -o"
- How does an SSL certificate chain bundle work? - Stack Overflow
Unix: cat cert2 pem cert1 pem root pem > cert2-chain pem Windows: copy A cert1 pem+cert1 pem+root pem cert2-chain pem A 2 2 Run this command openssl verify -CAfile cert2-chain pem cert3 pem 2 3 If this is OK, proceed to the next one (cert4 pem in this case) Thus for the first round through the commands would be
- linux - Retrieve last 100 lines logs - Stack Overflow
You can simply use the following command:-tail -NUMBER_OF_LINES FILE_NAME e g tail -100 test log will fetch the last 100 lines from test log
- No such file or directory but it exists - Stack Overflow
$ cat deluge-gtk lock cat: deluge-gtk lock: No such file or directory $ file deluge-gtk lock deluge-gtk
- How to obtain the number of CPUs cores in Linux from the command line?
$ cat proc cpuinfo | awk ' ^processor {print $3}' | tail -n 1 NOTE: Since proc cpuinfo holds a number of entries corresponding to the cpus count, a processor field initial value is 0, don't forget to increment the value of the last cpu core by 1
- How to append output to the end of a text file - Stack Overflow
printf "hello world" >> read txt cat read txt hello world However if you were to replace printf with echo in this example, echo would treat \n as a string, thus ignoring the intent printf "hello\nworld" >> read txt cat read txt hello world
- Windows batch - concatenate multiple text files into one
Windows type command works similarly to UNIX cat Example 1: Merge with file names (This will merge file1 csv file2 csv to create concat csv) type file1 csv file2 csv > concat csv Example 2: Merge files with pattern (This will merge all files with csv extension and create concat csv) When using asterisk(*) to concatenate all files
- Encode to Base64 a specific file by Windows Command Line
cat <file_name>| base64 to obtain the file's contents encoded as base64 On Windows I'm not able to have the same result I have found this solution: certutil -encode -f <file_name> tmp b64 findstr v c:- tmp b64 del tmp b64 But this needs the system to generate a temporary file and so, at the end, go to destroy it
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