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Is there a way to 'uniq' by column?
... If you need the last uniq instead of the first then this awk script will help: awk -F',' '{ x[$1]=$0 } END { for (i in x) print x[i] }' file
– Sukima
Oct 1 '15 at 17:36
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windows batch SET inside IF not working
when I'm running this script (from a .bat file):
2 Answers
2
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Boolean literals in PowerShell
...e also work as is when used as command line parameters for PowerShell (PS) scripts. For the below PS script which is stored in a file named installmyapp.ps1:
param (
[bool]$cleanuprequired
)
echo "Batch file starting execution."
Now if I've to invoke this PS file from a PS command line, this...
UnicodeEncodeError: 'charmap' codec can't encode - character maps to , print function [du
...ly whatever chcp is. Or set PYTHONIOENCODING=:replace envvar (outside your script). No need to change your script if it prints Unicode already, configure your environment instead.
– jfs
Sep 6 '15 at 16:09
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Meaning of “[: too many arguments” error from if [] (square brackets)
...e [[ for an alternative suggested here, or, ensure that whatever runs your script uses a shell that supports [[ aka new test.
Also beware of the [: unary operator expected error
If you're seeing the "too many arguments" error, chances are you're getting a string from a function with unpredictabl...
How to modify the keyboard shortcuts in Eclipse IDE?
...Specifically, I've become increasingly annoyed that in order to run an ant script I have to use Alt + Shift + x , q . But I think If I had this power I would many things I would change the shortcuts for/add shortcuts for things that don't currently have them.
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In-place type conversion of a NumPy array
...n a simple x.astype(float) conversion. I wouldn't recommend it unless your script is bordering on MemoryError.
– hpaulj
Feb 20 '19 at 5:04
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Android Debug Bridge (adb) device - no permissions [duplicate]
...es do not need adb to as root. To make things easier you can create a bash script and run that with sudo
– Leon
May 10 '13 at 12:19
2
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Insert line after first match using sed
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Try doing this using GNU sed:
sed '/CLIENTSCRIPT="foo"/a CLIENTSCRIPT2="hello"' file
if you want to substitute in-place, use
sed -i '/CLIENTSCRIPT="foo"/a CLIENTSCRIPT2="hello"' file
Output
CLIENTSCRIPT="foo"
CLIENTSCRIPT2="hello"
CLIENTFILE="bar"
Doc
see s...
How to strip all non-alphabetic characters from string in SQL Server?
...e size of your column. To make that task easier I just used the Powershell script below, this example if for a VARCHAR(64):
1..64 | % {
" + CASE WHEN a NOT LIKE '%' + SUBSTRING(x, {0}, 1) + '%' THEN '' ELSE SUBSTRING(x, {0}, 1) END" -f $_
} | clip.exe
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