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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...
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How to Flatten a Multidimensional Array?

... 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[] ...
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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 27 ...
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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...
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Populating a database in a Laravel migration file

... A small note; the link to database seeding is now: laravel.com/docs/5.3/seeding – magikMaker Oct 18 '16 at 0:10 add a comment  |  ...
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How to identify server IP address in PHP

... If you are using PHP version 5.3 or higher you can do the following: $host= gethostname(); $ip = gethostbyname($host); This works well when you are running a stand-alone script, not running through the web server. ...
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win7 安装项目管理工具redmine2.5.1 - 开源 & Github - 清泛网 - 专注C/C++及内核技术

...n bundle exec rake redmine:load_default_data 这时会提示输入语言,填写zh即可。 七、测试 在redmine的目录中执行:ruby script/rails server webrick -e production E:\work\redmine-2.5.1>ruby script/rails server webrick -e production ==> Bootin...
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做程序猿的老婆应该注意的一些事情 - 杂谈 - 清泛网 - 专注C/C++及内核技术

... 七,要听懂一些基本术语 比如说bug等、各编程语言名称。能听懂基本的IT笑话,比如前两天刚懂了类风湿的笑话。在iOS的拼写上,不要犯大众错误。 八,要崇拜乔布斯,要记住IT圈各大佬的名儿 没事儿多看...
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CentOS 6.4下Squid代理服务器的安装与配置 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...作系统:CentOS release 6.4 (Final) Squid本:squid-3.1.10-20.el6_5.3.x86_64 SELINUX=disabled HTTP Service: stoped 三、安装Squid服务 3.1 检查squid软件是否安装 # rpm -qa|grep squid 3.2 如果未安装,则使用yum 方式安装 # yum -y install squid 3.3 设置开机...
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How to schedule a function to run every hour on Flask?

... You can use BackgroundScheduler() from APScheduler package (v3.5.3): import time import atexit from apscheduler.schedulers.background import BackgroundScheduler def print_date_time(): print(time.strftime("%A, %d. %B %Y %I:%M:%S %p")) scheduler = BackgroundScheduler() scheduler....