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Are global variables in PHP considered bad practice? If so, why?

...ins the system configuration, and when I nead to access this variable in a function, I do global $var; . 6 Answers ...
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jQuery document.createElement equivalent?

...lease notice that a is a jQuery object while b is a html element: a.html('123') // [<div>​123​</div>​] b.html('123') // TypeError: Object [object HTMLDivElement] has no method 'html' $(b).html('123') // [<div>​123​</div>​] ...
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REDHAT 6.4 X64下ORACLE 11GR2静默安装 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术

...ch ru : Russian # ar_EG: Egyptian zh_CN: Simplified Chinese # en_GB: English (Great Britain) sk : Slovak # et : Estonian sl : Slovenian # fi : Finnish es_ES: Spanish # de : German sv : Swedish ...
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How can I remove all text after a character in bash?

... @kp123: It's the first example in my answer. The second time I show it (where "tomorrow" is removed), it's almost exactly the situation you're asking about. – Paused until further notice. A...
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Where to store global constants in an iOS application?

... You could also do a #define kBaseURL @"http://192.168.0.123/" in a "constants" header file, say constants.h. Then do #include "constants.h" at the top of every file where you need this constant. This way, you can switch between servers depending on compiler flags, as in: #i...
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Passing functions with arguments to another function in Python?

Is it possible to pass functions with arguments to another function in Python? 7 Answers ...
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Unable to set data attribute using jQuery Data() API

...('#changeData').click(function() { $('#foo').data('helptext', 'Testing 123'); // $('#foo').attr('data-helptext', 'Testing 123'); console.log($('#foo').data('data-helptext')); return false; }); See demo Using the Chrome DevTools Console to inspect the DOM, the $('#foo').data('helptext...
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Regular expression for floating point numbers

...g a floating point number is [+-]?([0-9]*[.])?[0-9]+ This will match: 123 123.456 .456 See a working example If you also want to match 123. (a period with no decimal part), then you'll need a slightly longer expression: [+-]?([0-9]+([.][0-9]*)?|[.][0-9]+) See pkeller's answer for a fuller...
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How to determine a Python variable's type?

... Use the type() builtin function: >>> i = 123 >>> type(i) <type 'int'> >>> type(i) is int True >>> i = 123.456 >>> type(i) <type 'float'> >>> type(i) is float True To check if a variable is of a given type, u...
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Check if a String contains numbers Java

... } } return sb.toString(); } Examples: For input "123abc", the method above will return 123. For "abc1000def", 1000. For "555abc45", 555. For "abc", will return an empty string. share | ...