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Get keys from HashMap in Java
...eySet() to get the set of all keys.
team1.put("foo", 1);
team1.put("bar", 2);
will store 1 with key "foo" and 2 with key "bar". To iterate over all the keys:
for ( String key : team1.keySet() ) {
System.out.println( key );
}
will print "foo" and "bar".
...
How do I use a file grep comparison inside a bash if/else statement?
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205
From grep --help, but also see man grep:
Exit status is 0 if any line was selected, 1 othe...
How to delete a whole folder and content?
...
23 Answers
23
Active
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How can I scroll a web page using selenium webdriver in python?
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276
You can use
driver.execute_script("window.scrollTo(0, Y)")
where Y is the height (on a ful...
Why is `replace` property deprecated in AngularJS directives? [duplicate]
... will not be fixed.
https://github.com/angular/angular.js/commit/eec6394a342fb92fba5270eee11c83f1d895e9fb#commitcomment-8124407
ORIGINAL
Here is the commit of this change:
https://github.com/angular/angular.js/commit/eec6394a342fb92fba5270eee11c83f1d895e9fb
The replace flag for defining direct...
WPF: How to display an image at its original size?
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126
Here is a similar question. Generally setting Stretch="None" is enough.
It is also very import...
CSS content property: is it possible to insert HTML instead of Text?
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215
Unfortunately, this is not possible. Per the spec:
Generated content does not alter the do...
What's the difference between using CGFloat and float?
... types were introduced to make it easier to write code that works on both 32-bit and 64-bit without modification. However, if all you need is float precision within your own code, you can still use float if you like — it will reduce your memory footprint somewhat. Same goes for integer values.
I...
Hook up Raspberry Pi via Ethernet to laptop without router? [closed]
...t a normal Ethernet cable)
a laptop (ubuntu)
a Raspberry Pi (I have the Pi2)
Prerequisites on your ubuntu
Install network-manager
$sudo apt-get install network-manager
Install nmap
$sudo apt-get install nmap
Edit Wired connection on your laptop (Ubuntu)
Change IpV4 settings to "Share to ...