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Pass request headers in a jQuery AJAX GET call
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i know this is super-old by now. but I wanted to add that there should be a comma after: beforeSend: function(xhr){xhr.setRequestHeader('X-Test-Header', 'test-value');}
– matthew_360
Jan 18 '13 at 20:50
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How to avoid “if” chains?
... goto in this case. It is the one usage of goto that's actually encouraged by the Linux styleguide, it's called the centralized function exit:
int foo() {
int result = /*some error code*/;
if(!executeStepA()) goto cleanup;
if(!executeStepB()) goto cleanup;
if(!executeStepC()) goto c...
Difference in Months between two dates in JavaScript
... want, so I thought I should separate them out.
It didn't always work even by that definition. :-D (Sorry.)
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Specifying Maven's local repository location as a CLI parameter
...alRepository in $M2_HOME/conf/settings.xml without step 2, it is overriden by -s settings.xml and doesn't work, though with step 2 it works ... but only step 2 without localRepository in $M2_HOME/conf/settings.xml doesn't work ... both steps 1,2 must be applied for it to work and I can even change t...
Delete branches in Bitbucket
...is in the upstream repo (on Bitbucket) you can remove the remote reference by
git push origin :branch-name
Also, if you're on the Bitbucket website, you can remove branches you've pushed by going to the Feature branches tab under Commits on the site. There you'll find an ellipsis icon. Click tha...
Mixins vs. Traits
...e instance variables. Traits do not allow this. The state must be provided by composing class (=class using the traits)
ad 2.
There may be the name conflict. Two mixins (MA and MB) or traits (TA and TB) define method with the same definition foo():void.
Mixin MA {
foo():void {
print 'h...
How do you use window.postMessage across domains?
...t have to be the same domains, but B must know exactly what domain is used by A.
– Greg Bogumil
Apr 8 '15 at 14:31
7
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How do I get cURL to not show the progress bar?
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by the way, see below link about 2>/dev/null if you don't know: stackoverflow.com/questions/10508843/what-is-dev-null-21
– kenju
Aug 23 '15 at 4:24
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Bash: If/Else statement in one line
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&& means "and if successful"; by placing your if statement on the right-hand side of it, you ensure that it will only run if grep returns 0. To fix it, use ; instead:
ps aux | grep some_proces[s] > /tmp/test.txt ; if [ $? -eq 0 ]; then echo 1; else...
Javascript web app and Java server, build all in Maven or use Grunt for web app?
...eed to do you can bet there is a plugin for it - possibly even one written by the creators of grunt. The major criticisms of Grunt are that it is configuration driven which makes for a very setup easy but is not the "Node Way." It's also worth mentioning that Grunt tasks are not easily composable so...