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Laravel 4 Eloquent Query Using WHERE with OR AND OR?
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Make use of Parameter Grouping (Laravel 4.2). For your example, it'd be something like this:
Model::where(function ($query) {
$query->where('a', '=', 1)
->orWhere('b', '=', 1);
})->where(function ($query) {
$query->where('c', '=', 1)
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receiver type *** for instance message is a forward declaration
... If you're trying to use Swift objects in Objective-C, don't forget they have to inherit from NSObject.
– Michal Šrůtek
Feb 20 at 14:16
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Hide div after a few seconds
... jquery am I able to hide a div after a few seconds? Like Gmail's messages for example.
9 Answers
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How to use NULL or empty string in SQL
... REASON: if there is ONLY whitespace, a single trim will remove all of it. For example, you don't care whether the comparison fails because what remains is "abc" or " abc".
– ToolmakerSteve
Dec 9 '16 at 20:06
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由12306.cn谈谈网站性能技术 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...IFO、LRU、LFU都是比较经典的换页算法。相关内容参看Wikipeida的缓存算法。
3）缓存的重建和持久化。缓存在内存，系统总要维护，所以，缓存就会丢失，如果缓存没了，就需要重建，如果数据量很大，缓存重建的过程会很慢，这...
Close virtual keyboard on button press
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It Works for me. Thanks!
– Aman Goyal
Apr 29 '19 at 10:20
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How to make the first option of selected with jQuery
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Seems to work great, except for IE6. Unsure of 7-8, works on 9.
– Nicholi
Feb 3 '12 at 21:53
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?? Coalesce for empty string?
Something I find myself doing more and more is checking a string for empty (as in "" or null) and a conditional operator.
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bootstrap button shows blue outline when clicked
... If you're using Bootstrap 4, add box-shadow: none (and don't forgot the prefix -webkit-box-shadow: none) to this answer. Also note that Bootstrap 4 already has .btn:focus { outline: none } in its btn classes.
– Cooleronie
Jan 14 '17 at 23:59
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Calling a function every 60 seconds
....callee, 60000);
})();
that guarantees, that the next call is not made before your code was executed. I used arguments.callee in this example as function reference. It's a better way to give the function a name and call that within setTimeout because arguments.callee is deprecated in ecmascript 5....