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How to fix homebrew permissions?
I have uninstalled and installed Homebrew 3 times now because it seems to never allow me to install anything as it denies me permissions at the end of most installations.
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JavaScript variables declare outside or inside loop?
... does not have block scope like many other C-like languages.
That is also known as lexical scope.
If you declare something like
var foo = function(){
for(var i = 0; i < 10; i++){
}
};
This gets hoisted to:
var foo = function(){
var i;
for(i = 0; i < 10; i++){
}
}
So ...
Building with Lombok's @Slf4j and Intellij: Cannot find symbol log
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Do you know if there is a workaround to get past this? Like possibly informing IntelliJ of the Lombok libraries without going through the plugin? I'm trying to use IntelliJ for debugging tests and this is making it difficult for me ...
Crop MP3 to first 30 seconds
...his means ffmpeg -t 30 -i inputfile.mp3 -acodec copy outputfile.mp3 would now be the correct answer.
– Oben Sonne
Dec 30 '12 at 20:41
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Better way to sum a property value in an array
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thanks @sp00m now I have changed my implementation with array.reduce just like gruff-bunny answered.
– nramirez
Apr 23 '14 at 18:49
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import .css file into .less file
.... I don't like the semantics of lying to the compiler. Certainly when you know there's not any LESS code in the file.
– user481081
Apr 17 '14 at 18:36
16
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How to git commit a single file/directory
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@ihebiheb Looking right now I don't see any other non-flag parameters to git commit so I guess the answer is "nothing", but in many other git commands the -- distinguishes paths from other freeform arguments (for example, with git log the -- prevent...
How to go to each directory and execute a command?
... If by easier you mean broken then yes, there are easier ways of doing. Now don't worry, all these IFS and read (as you say) become a second nature as you get used to them… they are part of the canonical and idiomatic ways of writing scripts.
– gniourf_gniourf
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Tool for adding license headers to source files? [closed]
... license.txt; echo; cat $x) > /tmp/file;
mv /tmp/file $x )
done
Now run this in your source directory:
export LICENSELEN=`wc -l license.txt | cut -f1 -d ' '`
find . -type f \(-name \*.cpp -o -name \*.h \) -print0 | xargs -0 ./addlicense.sh
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How to set commands output as a variable in a batch file
...ile name, you can use your double quotes without screwing up the command.
Now if your output will contain multiple lines, you can do this
SETLOCAL ENABLEDELAYEDEXPANSION
SET count=1
FOR /F "tokens=* USEBACKQ" %%F IN (`command`) DO (
SET var!count!=%%F
SET /a count=!count!+1
)
ECHO %var1%
ECHO ...