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How to get folder path from file path with CMD
... c:\WINDOWS\NOTEPAD.EXE
%~d1 = c:
%~p1 = \WINDOWS\
%~n1 = NOTEPAD
%~x1 = .EXE
%~s1 = c:\WINDOWS\NOTEPAD.EXE
%~a1 = --a------
%~t1 = 08/25/2005 01:50 AM
%~z1 = 17920
%~$PATHATH:1 =
%~dp1 = c:\WINDOWS\
%~nx1 =...
Tips for using Vim as a Java IDE? [closed]
...of Vim key bindings and unlike viPlugin it's free.
– n1te
Mar 31 '13 at 14:48
1
...
How to add Git's branch name to the commit message?
...*/} #Get text behind the last / of the branch path
firstLine=$(head -n1 $1)
if [ -z "$firstLine" ] ;then #Check that this is not an amend by checking that the first line is empty
sed -i "1s/^/$branchName: \n/" $1 #Insert branch name at the start of the commit message file
fi
...
check if variable is dataframe
...here something more sophisticated I don't know of?
– n1k31t4
Jun 18 '17 at 22:14
1
...
How to go to each directory and execute a command?
...way (which involves parsing of ls):
ls -d */ | awk '{print $NF}' | xargs -n1 sh -c 'cd $0 && pwd && echo Do stuff'
The above example would ignore the current dir (as requested by OP), but it'll break on names with the spaces.
See also:
Bash: for each directory at SO
How to ente...
git stash -> merge stashed change with current changes
...ool) from ... yes ... a branch!
> current_branch=$(git status | head -n1 | cut -d' ' -f3)
> stash_branch="$current_branch-stash-$(date +%yy%mm%dd-%Hh%M)"
> git stash branch $stash_branch
> git checkout $current_branch
> git difftool $stash_branch
...
How to count number of files in each directory?
...it, but probably not the most efficient.
find -type d -print0 | xargs -0 -n1 bash -c 'echo -n "$1:"; ls -1 "$1" | wc -l' --
Gives output like this, with directory name followed by count of entries in that directory. Note that the output count will also include directory entries which may not be ...
git: diff between file in local repo and origin
...=`cat .git/refs/heads/master`
var_remote=`git log origin/master -1 | head -n1 | cut -d" " -f2`
if [ "$var_remote" = "$var_local" ]; then
echo "Strings are equal." #1
else
echo "Strings are not equal." #0 if you want
fi
Then you did compare local git and remote git last commit number....
...
Standardize data columns in R
... matrix or dataset
type
type of normalization:
n0 - without normalization
n1 - standardization ((x-mean)/sd)
n2 - positional standardization ((x-median)/mad)
n3 - unitization ((x-mean)/range)
n3a - positional unitization ((x-median)/range)
n4 - unitization with zero minimum ((x-min)/range)
n5 ...
浮点数在内存中的表示 - C/C++ - 清泛网 - 专注IT技能提升
...float精度：2^23 = 8388608，一共7位，同理double 16位），最小分辨0.0000001， 当存储一个数时，只有7位是准确的，比如存储0，可能在内存中的值为0.00000001321。。。。。 所以判断浮点型的0值最好用fabs(i) < 0.0000001
下面再来看看浮点数...