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What does it mean in shell when we put a command inside dollar sign and parentheses: $(command)
...rts of the command. BASH_SOURCE is a bash array variable containing source filenames. So "${BASH_SOURCE[0]}" would return you the name of the script file.
dirname is a utility provided by GNU coreutils that remove the last component from the filename. Thus if you execute your script by saying bash ...
npm throws error without sudo
...chmod -R whoami' on /usr/local/lib or /usr/lib/ you will ruin your sudoers file and you will hate yourself.
– qodeninja
Mar 10 '15 at 1:02
8
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How to install Xcode Command Line Tools
...able: Download failed. Downloadable: {
dependencies = (
);
fileSize = 141452226;
identifier = "Xcode.CLTools.10.8";
name = "Command Line Tools";
source = "http://adcdownload.apple.com/ios/ios_simulator__resigned/cltools_mountainliondp2_march12.dmg";
userInfo = {
...
phpinfo() - is there an easy way for seeing it?
...nt to see phpinfo output for your web server make sure you specify the ini file path, for example...
php -c /etc/php/apache2/php.ini -i
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Makefile variable as prerequisite
In a Makefile, a deploy recipe needs a environment variable ENV to be set to properly execute itself, whereas others don't care, e.g.:
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Is it possible to perform a 'grep search' in all the branches of a Git project?
...recommends in the comments
I got a "fatal: bad flag '->' used after filename" when trying the git branch version. The error was associated with a HEAD aliasing notation.
I solved it by adding a sed '/->/d' in the pipe, between the tr and the xargs commands.
git branch -a | tr -d ...
Changing Ctrl + Tab behavior for moving between documents in Visual Studio
...b shortcut (Ctrl+Alt+PgUp) doesn't work if you're on a Razor view (.cshtml file). Very annoying, although Ctrl+Alt+PgDown still works so you're not completely stuck. There's also Window.NextDocumentWindow (Ctrl+F6) although that seems to cycle tabs in a strange order.
– DGreen
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How to override !important?
...seful to me in finding where to change it, forcing me to add CSS to a code file, the way it should be done, except with these nasty hacks.
– Josh Ribakoff
Oct 17 '13 at 14:52
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Comparison between Corona, Phonegap, Titanium
...e functions such as Geolocation, Accelerometer Camera, Contacts, Database, File system, etc. Basically any function that the mobile phone SDK provides can be "bridged" to the javascript world. On the other hand, a normal web app that runs on the mobile web browser does not have access to most of the...
Android buildscript repositories: jcenter VS mavencentral
The last time I used Android Studio, it generated .gradle files with mavencentral() buildscript repositories whereas now there's jcenter() .
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