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Tab Vs Space preferences in Vim
...o tab Vs. space preferences. As I understand it, the tabstop setting indicates the width of a tab character. The shiftwidth setting specifies how many columns to increment/decrement when using the << and >> commands, whereas the softtabstop setting influences the amount of whit...
Add all files to a commit except a single file?
... answered Aug 19 '18 at 3:21
cateyescateyes
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Adding a public key to ~/.ssh/authorized_keys does not log me in automatically
... the authorized_keys file and the folder / parent folders in which it is located.
chmod 700 ~/.ssh
chmod 600 ~/.ssh/authorized_keys
For more information see this page.
You may also need to change/verify the permissions of your home directory to remove write access for the group and others.
chmo...
Git authentication fails after enabling 2FA
...
On linux, you can authenticate your GitHub identity using an SSH key.
1) Generating a new SSH key (source)
Open terminal.
Paste the text below, substituting in your GitHub email address.
ssh-keygen -t rsa -b 4096 -C "your_email@example.com"
This crea...
How to get div height to auto-adjust to background size?
...www.pets4homes.co.uk/images/articles/1111/large/feline-influenza-all-about-cat-flu-5239fffd61ddf.jpg');
background-size: contain;
background-repeat: no-repeat;
width: 100%;
height: 0;
padding-top: 66.64%; /* (img-height / img-width * container-width) */
/* (853 / ...
How can I exclude one word with grep?
...ed to escape the !):
grep -P '(?!.*unwanted_word)keyword' file
Demo:
$ cat file
foo1
foo2
foo3
foo4
bar
baz
Let us now list all foo except foo3
$ grep -P '(?!.*foo3)foo' file
foo1
foo2
foo4
$
share
|
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How can I get the current network interface throughput statistics on Linux/UNIX? [closed]
...) ([0-9]+) ([0-9]+)/rx=\1 rxp=\2 tx=\3 txp=\4/"` ; echo $rx $rxp $tx $txp `cat /tmp/netstat` | awk '{print $1-$5, $2-$6, $3-$7, $4-$8}';echo $rx $rxp $tx $txp > /tmp/netstat; sleep 5 ;done
– Jashank Jeremy
Mar 8 '14 at 11:39
...
Remove an Existing File from a Git Repo
...tignore file somewhere above the undesired file in the repo. i.e.
$ cd
$ cat >> .gitignore
development.log
C-d
from m. narebski: You then need to remove the file from the repo by executing "git rm --cached <file> and then committing this removal"
If you were also hoping to make the r...
Git: Ignore tracked files
... What happens to files in this state when if I pull in modifications to them?
– haymansfield
May 31 '12 at 14:17
2
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Painless way to install a new version of R?
...s which are said to comprise tools helping with e.g. this bulk library relocations. Caveat: I have not used them.
Don't install libraries within the 'filetree' of the installed R version. On Windows, I may put R into C:/opt/R/R-$version but place all libraries into C:/opt/R/library/ using the follo...