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remove objects from array by object property

...e.indexOf(obj.id) !== -1) { arrayOfObjects.splice(i, 1); } } All you need to do to fix the bug is decrement i for the next time around, then (and looping backwards is also an option): for (var i = 0; i < arrayOfObjects.length; i++) { var obj = arrayOfObjects[i]; if (listTo...
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Pretty printing JSON from Jackson 2.2's ObjectMapper

....databind.ObjectMapper and would like to get a String with pretty JSON. All of the results of my Google searches have come up with Jackson 1.x ways of doing this and I can't seem to find the proper, non-deprecated way of doing this with 2.2. Even though I don't believe that code is absolutely nec...
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Adding div element to body or document in JavaScript

...0%;opacity:0.3;z-index:100;background:#000;"></div>'; Edit:- Ideally you should use body.appendChild method instead of changing the innerHTML var elem = document.createElement('div'); elem.style.cssText = 'position:absolute;width:100%;height:100%;opacity:0.3;z-index:100;background:#000';...
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Convert tuple to list and back

...t is the homogeneous multidimensional array. It is a table of elements (usually numbers), all of the same type, indexed by a tuple of positive integers. – pradyunsg Dec 4 '16 at 3:25 ...
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Which is the fastest algorithm to find prime numbers?

... Actually I don't think primegen is the fastest, or even the second-fastest; yafu and primesieve are both faster in general, I think, and certainly over 2^32. Both are (modified) sieves of Eratosthenes rather than the Atkin-Berns...
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How to suppress “unused parameter” warnings in C?

... I usually write a macro like this: #define UNUSED(x) (void)(x) You can use this macro for all your unused parameters. (Note that this works on any compiler.) For example: void f(int x) { UNUSED(x); ... } ...
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Selenium: FirefoxProfile exception Can't load the profile

... Update: Selenium team fixed in latest version. For almost all environments the fix is: pip install -U selenium Unclear at which version it was fixed (apparently r13122), but certainly by 2.26.0 (current at time of update) it is fixed. This error means that _wait_until_conn...
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Create a .txt file if doesn't exist, and if it does append a new line

... come i wont see that before? Damn... I felt like a total dumb thanks. I really preciate these kinda good answers. – Berker Yüceer Mar 28 '12 at 13:07 7 ...
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Copy files without overwrite

I just can't seem to find a way on the command line to say "copy all the files from directory A to directory B, but if the file already exists in directory B, don't overwrite it, no matter which file is newer, and don't prompt me." ...
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What to return if Spring MVC controller method doesn't return value?

I am using jQuery's $.getJSON() to make asynchronous calls to my simple Spring MVC backend. Most of the Spring controller methods look like this: ...