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How do I check if the Java JDK is installed on Mac?
...lling you that Java needs to be installed, so this isn't a good option for scripts.
– a paid nerd
Jan 5 '16 at 18:15
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How do I change the background color with JavaScript?
...e know a simple method to swap the background color of a webpage using JavaScript?
19 Answers
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How to simulate target=“_blank” in JavaScript
...
<script>
window.open('http://www.example.com?ReportID=1', '_blank');
</script>
The second parameter is optional and is the name of the target window.
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How do I add a submodule to a sub-directory?
... full path from the top of the working tree.
This is useful for shell scripts where we may want to cd to the top of the working tree but need to handle relative paths given by the user on the command line.
share
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Shell equality operators (=, ==, -eq)
...someone please explain the difference between = , == and -eq in shell scripting?
4 Answers
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How do you Force Garbage Collection from the Shell?
...term web site for information about embedding this in bash/perl/ruby/other scripts. I've used popen2 in Python or open3 in Perl to do this.
UPDATE: here's a one-liner using jmxterm:
echo run -b java.lang:type=Memory gc | java -jar jmxterm-1.0-alpha-4-uber.jar -n -l host:port
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Multiple working directories with Git?
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The git distribution comes with a contributed script called git-new-workdir.
You would use it as follows:
git-new-workdir project-dir new-workdir branch
where project-dir is the name of the directory containing your .git repository.
This scripts creates another .git d...
AngularJS ng-style with a conditional expression
... MyCtrl($scope) {
$scope.color = 'blueish';
$scope.zoom = 2;
}
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.0.1/angular.min.js"></script>
<div ng-app="app" ng-controller="MyCtrl" ng-style="{
color: {blueish: 'blue', greenish: 'green'}[ color ],
...
AngularJS disable partial caching on dev machine
...rk for me.
If using IIS, add this to your web.config:
<location path="scripts/app/views">
<system.webServer>
<staticContent>
<clientCache cacheControlMode="DisableCache" />
</staticContent>
</system.webServer>
</location>
If using Nginx...
How do I perform a Perl substitution on a string while keeping the original?
...
I hate foo and bar .. who dreamed up these non descriptive terms in programming anyway?
my $oldstring = "replace donotreplace replace donotreplace replace donotreplace";
my $newstring = $oldstring;
$newstring =~ s/replace/newword/g; # inplace replacement
print $newstring...