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String concatenation in Ruby
...trings you often can gain performance by appending the strings to an array and then at the end put the string together atomically. Then << could be useful?
– PEZ
Dec 18 '08 at 13:12
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How do you add CSS with Javascript?
... { color: red; }', sheet.cssRules.length);
...on all but (naturally) IE8 and prior, which uses its own marginally-different wording:
sheet.addRule('strong', 'color: red;', -1);
There is a theoretical advantage in this compared to the createElement-set-innerHTML method, in that you don't have to...
How can I include raw JSON in an object using Jackson?
...serialization-side only, since the reverse direction is a bit trickier to handle. In effect it was added to allow injecting pre-encoded content.
I guess it would be possible to add support for reverse, although that would be quite awkward: content will have to be parsed, and then re-written back to...
What are the best practices to follow when declaring an array in Javascript?
... because Douglas Crockford says so.
His reasons include the non-intuitive and inconsistent behaviour of new Array():
var a = new Array(5); // an array pre-sized to 5 elements long
var b = new Array(5, 10); // an array with two elements in it
Note that there's no way with new Array() to creat...
How do I delete unpushed git commits?
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And make sure HEAD~1 is the commit... You could also do git reset --hard origin
– Daenyth
Jul 7 '10 at 17:53
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How to read a text file into a string variable and strip newlines?
...a huge PITA in the test/debug process, as it won't clean up the open file handles if you have to terminate prematurely or it runs into an exception.
– GoingTharn
Oct 24 '13 at 20:41
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input type=“text” vs input type=“search” in HTML5
...m working with form input fields, especially <input type="text" /> and <input type="search" /> IMO there wasn't any difference in all major browser including Safari, Chrome, Firefox and Opera. And the search field also behaves like a regular text field.
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ASP.NET Bundles how to disable minification
I have debug="true" in both my web.config(s) , and I just don't want my bundles minified, but nothing I do seems to disable it. I've tried enableoptimisations=false , here is my code:
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install / uninstall APKs programmatically (PackageManager vs Intents)
My application installs other applications, and it needs to keep track of what applications it has installed. Of course, this could be achieved by simply keeping a list of installed applications. But this should not be necessary! It should be the responsibility of the PackageManager to maintain the ...
Example for boost shared_mutex (multiple reads/one write)?
I have a multithreaded app that has to read some data often, and occasionally that data is updated. Right now a mutex keeps access to that data safe, but it's expensive because I would like multiple threads to be able to read simultaneously, and only lock them out when an update is needed (the updat...