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Fastest method to replace all instances of a character in a string [duplicate]
What is the fastest way to replace all instances of a string/character in a string in JavaScript? A while , a for -loop, a regular expression?
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Laravel Check If Related Model Exists
...hp 7.2+ you can't use count on the relation object, so there's no one-fits-all method for all relations. Use query method instead as @tremby provided below:
$model->relation()->exists()
generic solution working on all the relation types (pre php 7.2):
if (count($model->relation))
{
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Is there a use-case for singletons with database access in PHP?
...bsolutely sure that you'll never have more than one instance of, you eventually have a second. You may end up with a second monitor, a second database, a second server--whatever.
When this happens, if you have used a static class you're in for a much worse refactor than if you had used a singleton...
Apache Proxy: No protocol handler was valid
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For me on WAMP, I installed the modules above via the menu and had to uncomment LoadModule slotmem_shm_module modules/mod_slotmem_shm.so in httpd.conf
– Flion
Dec 20 '17 at 19:55
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PHP大潮将至 PHP近年发展分析 - 创意 - 清泛网 - 专注C/C++及内核技术
PHP大潮将至 PHP近年发展分析作者通过自己对PHP近年发展的分析，认为PHP凭借它的简单、开发快速和扩展性强，在企业级应用上会有大的发展前景。您觉得呢？说起PHP近几年的发展，可以说是突飞猛进。EDC在2006年的统计信息表明P...
PHP: How to remove specific element from an array?
...tiple items with the same value, you can use array_keys to get the keys to all items:
foreach (array_keys($array, 'strawberry') as $key) {
unset($array[$key]);
}
share
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How do I use the ternary operator ( ? : ) in PHP as a shorthand for “if / else”?
...ndition is false */ ;
syntax is not a "shorthand if" operator (the ? is called the conditional operator) because you cannot execute code in the same manner as if you did:
if (condition) {
/* condition is true, do something like echo */
}
else {
/* condition is false, do something else */
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Add number of days to a date
... about taking their date calculations seriously - its easy to forgot about all of the exceptions.
– JJ Rohrer
Jul 24 '14 at 18:28
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Discuz菜单栏下面广告怎么弄？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
...idc.comsenz.com/" target="_blank">官方主机</a> — <a href="http://www.phpchina.com/html/trainsubject.html?utm_source=phpchina&utm_medium=banner&utm_campaign=item" target="_blank">PHP培训</a></em>
<em><a href="http://www.discuz.net/thread-1268232-1-1.html" target="_blank">招贤纳士...
Binary Data in MySQL [closed]
...t to run this code, and it will also not work on a semi up to date PHP installation (which is version 5).
– Till
Sep 14 '08 at 14:21
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