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PHP multidimensional array search by value

...compared types have to be exactly same, in this example you have to search string or just use == instead ===. Based on angoru answer. In later versions of PHP (>= 5.5.0) you can use one-liner. $key = array_search('100', array_column($userdb, 'uid')); Here is documentation: http://php.net/manu...
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How to get element by innerText

... function findByTextContent(needle, haystack, precise) { // needle: String, the string to be found within the elements. // haystack: String, a selector to be passed to document.querySelectorAll(), // NodeList, Array - to be iterated over within the function: // precise: Boo...
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Javascript: Round up to the next multiple of 5

... const fn = _num =>{ return Math.round(_num)+ (5 -(Math.round(_num)%5)) } reason for using round is that expected input can be a random number. Thanks!!! ...
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Check to see if a string is serialized?

What's the best way to determine whether or not a string is the result of the serialize() function? 10 Answers ...
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Select element by exact match of its content

...ake the :contains() jQuery's selector to select elements with only the string that is typed in 8 Answers ...
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Difference between final static and static final

... private static final String API_RTN_ERROR= "1"; private final static String API_RTN_ERROR= "1"; static private final String API_RTN_ERROR= "1"; static final private String API_RTN_ERROR= "1"; final static private String API_RTN_ERROR= "1"; final ...
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How to get access to HTTP header information in Spring MVC REST controller?

...rInfo.do") public void displayHeaderInfo(@RequestHeader("Accept-Encoding") String encoding, @RequestHeader("Keep-Alive") long keepAlive) { } The Accept-Encoding and Keep-Alive header values are provided in the encoding and keepAlive parameters respectively. And no ...
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What do 'lazy' and 'greedy' mean in the context of regular expressions?

... 'Greedy' means match longest possible string. 'Lazy' means match shortest possible string. For example, the greedy h.+l matches 'hell' in 'hello' but the lazy h.+?l matches 'hel'. share...
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Difference between \A \z and ^ $ in Ruby regular expressions

...out distinguishing between the two. You may not always be in a position to string manipulate, only to Regex, so commit the right one to memory and know the difference! – dooleyo Mar 25 '14 at 18:01 ...
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C# 3.0 auto-properties — useful or not? [closed]

... Saving code is always a good goal. You can set different scopes: public string PropertyName { get; private set; } So that the property can only be changed inside the class. This isn't really immutable as you can still access the private setter through reflection. As of C#6 you can also create ...