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Print all but the first three columns
...he start of $0. 3rd would be better with printf "%s ",$i, since you don't know whether $i might contain %s or the like. But that would print an extra space at the end.
– dubiousjim
Apr 19 '12 at 3:16
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Go to back directory browsing after opening file in vim
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@veich Thanks for your comment, but I won't do that for now since the question is only about going backward. This is not a wiki page, I'm just summarizing the other questions for the sake of clarity. Hope you understand that.
– ezdazuzena
Jun...
Real-world examples of recursion [closed]
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this real-world example feels so familiar now :(
– haroldolivieri
Jul 29 at 14:40
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Binding arrow keys in JS/jQuery
...tch(e.which || e.keyCode) {.
(edit 2020)
Note that KeyboardEvent.which is now deprecated. See this example using KeyboardEvent.key for a more modern solution to detect arrow keys.
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How can I update my ADT in Eclipse?
...king try the same *Go to eclipse > help > Install new software * but now please do the follwing:
Click on add
Add this url : https://dl-ssl.google.com/android/eclipse/
Give it any name.
It will list the updates available- which should ideally be adt 20.xx
Eclipse will restart and hopeful...
Git fatal: Reference has invalid format: 'refs/heads/master
I am using Dropbox to sync a git repository, but now when I try and push I am getting an error:
8 Answers
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Add support library to Android Studio project
...ndroid Studio introduce a new build system: Gradle. Android developers can now use a simple, declarative DSL to have access to a single, authoritative build that powers both the Android Studio IDE and builds from the command-line.
Edit your build.gradle like this:
apply plugin: 'android'
andr...
Which library should I use for server-side image manipulation on Node.JS? [closed]
... github.com/lovell/sharp , another node binding for libvips, now works on Windows.
– jcupitt
May 28 '15 at 11:54
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What's quicker and better to determine if an array key exists in PHP?
...f it exists and is not NULL; otherwise it returns its second operand.
So now you can assign a default value in case the value is null or if the key does not exist :
$var = $array[$key] ?? 'default value'
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Check free disk space for current partition in bash
...ipt, so the first action should be to check that there is enough space. I know that df will report all file systems, but I was wondering if there was a way to get the free space just for the partition that the target directory is on.
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