大约有 47,000 项符合查询结果(耗时:0.0876秒) [XML]

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what is faster: in_array or isset? [closed]

... in_array: 1.738441 This builds on Jason's benchmark by filling in some random values and occasionally finding a value that exists in the array. All random, so beware that times will fluctuate. $a = array(); for ($i = 0; $i < 10000; ++$i) { $v = rand(1, 1000000); $a[$v] = $v; } echo "S...
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how do i block or restrict special characters from input fields with jquery?

...l allowed for the use of control characters (e.g., backspace, delete, tab) and copy+paste. None of the provided answers that I tried satisfied all of these requirements, so I came up with the following using the input event. $('input').on('input', function() { $(this).val($(this).val().replace(/[...
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HTML: Include, or exclude, optional closing tags?

...unless I have a very good reason not to) because it lends to more readable and updateable code. share | improve this answer | follow | ...
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How to handle many-to-many relationships in a RESTful API?

Imagine you have 2 entities, Player and Team , where players can be on multiple teams. In my data model, I have a table for each entity, and a join table to maintain the relationships. Hibernate is fine at handling this, but how might I expose this relationship in a RESTful API? ...
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Creating a “logical exclusive or” operator in Java

Java has a logical AND operator. Java has a logical OR operator. Java has a logical NOT operator. 17 Answers ...
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is there a css hack for safari only NOT chrome?

... both webkit browsers but im having problems with div alignments in chrome and safari, each displays differently. 18 Answer...
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How do I make my GUI behave well when Windows font scaling is greater than 100%

...hey contain very valuable techniques. My answer here only provides caveats and cautions against assuming DPI-awareness is easy. I generally avoid DPI-aware scaling with TForm.Scaled = True. DPI awareness is only important to me when it becomes important to customers who call me and are willing to ...
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How do browsers pause/change Javascript when tab or window is not active?

...st is quite CPU intensive. requestAnimationFrame is not supported by IE 9- and Opera 12-. The test logs the actual time it takes for a setInterval and requestAnimationFrame to run in different browsers, and gives you the results in the form of a distribution. You can change the number of millisecon...
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Calling Python in Java?

... default')\nimport yourModule"); // execute a function that takes a string and returns a string PyObject someFunc = interpreter.get("funcName"); PyObject result = someFunc.__call__(new PyString("Test!")); String realResult = (String) result.__tojava__(String.class); ...
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Why does flowing off the end of a non-void function without returning a value not produce a compiler

... C99 and C++ standards don't require functions to return a value. The missing return statement in a value-returning function will be defined (to return 0) only in the main function. The rationale includes that checking if every c...