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Best practice to validate null and empty collection in Java
...evaluate the right operand. So if m == null, then m.isEmpty() will not be called (not needed, the result is true).
– icza
Jul 29 '16 at 9:05
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How to generate random SHA1 hash to use as ID in node.js?
... answer Gabi, and just a tiny bit faster, about 15%. Great job both! I actually like to see a Date() in the salt, it gives a developer easy confidence that this will be unique value in all but the most insane parallel computing situations. I know its silly and randomBytes(20) is going to be unique, ...
Shortcut to open file in Vim
...l. Invoke a keyboard shortcut, type the file name/pattern, and choose from all the matching files names.
19 Answers
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Shell script “for” loop syntax
...D based) with #!/bin/sh and it worked fine. Invoked under bash and specifically under /bin/sh, still worked. Maybe the version of sh matters? Are you on some old Unix?
– system PAUSE
Mar 26 '12 at 21:29
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HTML button calling an MVC Controller and Action method
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No need to use a form at all unless you want to post to the action. An input button (not submit) will do the trick.
<input type="button"
value="Go Somewhere Else"
onclick="location.href='<%: Url.Action("Action", "Controller...
Jump into interface implementation in Eclipse IDE
...I have a method that is part of an interface; clicking F3 over this naturally takes me to the declaring interface.
11 Ans...
Best place to insert the Google Analytics code [duplicate]
...ency; in the footer will reduce the number of pageviews recorded at some small margin. It's a tradeoff. ga.js is heavily cached and present on a large percentage of sites across the web, so its often served from the cache, reducing latency to almost nil.
As a matter of personal preference, I like ...
Change drawable color programmatically
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How to remove it programatically ?
– Hardik Joshi
Oct 4 '18 at 9:04
1
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Adding a collaborator to my free GitHub account?
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All answers are correct, Ill take as correct the first one :p
– Artemix
Oct 27 '11 at 21:01
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How do I check whether a checkbox is checked in jQuery?
... of jQuery
// Assuming an event handler on a checkbox
if (this.checked)
All credit goes to Xian.
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