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写出高质量代码的10个Tips - 更多技术 - 清泛网 - 专注C/C++及内核技术
...我重点强调与代码质量密切相关的几点：
掌握好开发语言，比如做Android就必须对Java足够熟悉，《Effective Java》一书就是教授大家如何更好得掌握Java, 写出高质量Java代码。
熟悉开发平台, 不同的开发平台，有不同的API, 有不同...
Can I extend a class using more than 1 class in PHP?
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I'm stuck with php 5.3 there's no trait support :D
– Nishchal Gautam
Feb 20 '18 at 2:24
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How can I add additional PHP versions to MAMP
... current version of MAMP that I have only has php 5.2.17 and 5.4.4. I need 5.3.X. Is there a way to add additional versions that can be selected in the MAMP interfaces php preferences? This is for the free version of MAMP, not MAMP PRO.
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Laravel migration: unique key is too long, even if specified
...mojis" in the database. If you are upgrading your application from Laravel 5.3, you are not required to switch to this character set.
Update 2
Current production MariaDB versions DO NOT support this setting by default globally. It is implemented in MariaDB 10.2.2+ by default.
Solution
And if yo...
Diagnosing Memory Leaks - Allowed memory size of # bytes exhausted
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Since 5.3 PHP actually has an garbage collector. On the other hand, the memory profiling function has been removed fro xdebug :(
– wdev
Oct 12 '11 at 10:41
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What is the difference between
...Everything about ERB can now be found here:
https://puppet.com/docs/puppet/5.3/lang_template_erb.html#tags
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Creating default object from empty value in PHP?
...y have E_STRICT warnings enabled in error_reporting for PHP versions <= 5.3.x, or simply have error_reporting set to at least E_WARNING with PHP versions >= 5.4. That error is triggered when $res is NULL or not yet initialized:
$res = NULL;
$res->success = false; // Warning: Creating defau...
How to Flatten a Multidimensional Array?
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As of PHP 5.3 the shortest solution seems to be array_walk_recursive() with the new closures syntax:
function flatten(array $array) {
$return = array();
array_walk_recursive($array, function($a) use (&$return) { $return[] ...
PHP - Extracting a property from an array of objects
... You could use a lambda function but not many people will be running PHP 5.3
– Greg
Jul 13 '09 at 12:22
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PHP: How to use array_filter() to filter array keys?
...a search engine you maybe where looking for something like this (PHP >= 5.3):
$array = ['apple' => 'red', 'pear' => 'green'];
reset($array); // Unimportant here, but make sure your array is reset
$apples = array_filter($array, function($color) use ($&array) {
$key = key($array);
n...