Recall the first time to do performance testing, filled with emotion, so write this article, from: Set up virtual users, set up the scene and analysis of the results of the operation of three aspects of the elaborationHardware Environment : Hard
First, Softmaxthe meaning of the Softmax model is to assume that the posterior probability P (y|x) obeys the polynomial distribution, y=1,2,3,4,.., K, that is, the K class, according to the polynomial distribution (n=1, also known as the directory
One, Smarty cache application (page cache)Smarty Cache Usage:1. Open2. Configure the Cache life cycle3, determine whether to cache and whether to fetch data from the database4. OutputFor exampleTurn on caching$smarty->caching=true; // set a buffered
The following configuration is primarily for the generational garbage collection algorithm.Heap Size SettingsThe setting of the young generation is criticalThe maximum heap size in the JVM has three limitations: the data Model (32-BT or 64-bit) of
private static Executorservice exec = new Threadpoolexecutor (8, 8, 0L, timeunit.milliseconds, New Linkedblockingq Ueue (100000),New Threadpoolexecutor.callerrunspolicy ());First, IntroductionThe thread pool class is
Heap Size SettingsThe maximum heap size in the JVM has three limitations: the data Model (32-BT or 64-bit) of the associated operating system, the system's available virtual memory limits, and the available physical memory limits for the system.
Original works, reproduced please indicate the source: point I Swarm IntroductionSwarm is a simpler set of tools that Docker launched in early December 2014 to manage the Docker cluster, turning a group of Docker hosts into a single, virtual host.
We all know that in the process of building a personal blog , we want to implement a page to write articles, this page has to support the function of editing and formatting text, then the implementation of this feature is a ready-made plug-in can be
This article mainly introduces two sets of PHPAPC configuration files and detailed descriptions of parameters. For more information, see
1. install APCDownload http://pecl.php.net/get/APC-3.1.9.tgz
The compilation parameters are as follows:
The
Phpcurl instance + detailed description-ZJH_BLOGS directly goes to the instance
// Url transcoding for special characters such as Chinese $ aurl = urlencode ($ address); $ url = "http://api.map.baidu.com/geocoder/v2? Address = ". $ aurl. "&
curl_setopt
(PHP 4 >= 4.0.2)
curl_setopt--Set an option for the curl call
Describe
BOOL curl_setopt (int ch, string option, mixed value)
The curl_setopt () function sets options for a curl session. The option parameter is the setting that you want,
PHPCURL simulates logon to SINA Weibo
Recently there is a demand on the work, need to get http://weibo.com/at/weibo data, is @ my own data, no interface, only through the capture page. below paste the following part of the code from: http://
PHP supports 8 types of raw data. Four scalar types: Boolean (Boolean), Integer (integer), float (floating-point, also called Double), String (string), two composite types: Array (array), object, Finally, there are two special types: resource
Php uses curl to simulate user login. For more information about curl, see. Bool curl_setopt (int ch, string option, mixed value)
The curl_setopt () function sets options for a CURL session. The option parameter is the setting you want, and the
This article mainly introduces how to make ThinkPHP template engine achieve the best efficiency, and analyzes in detail the usage of thinkPHP template engine and the efficiency of using the original php syntax in combination with the instance form,
The function of the curl_setopt () parameter is to set the dialog parameters for one curl.
The function of the Curl_setopt_array () parameter is to set the dialog parameters for a curl in the form of an array.
----------------------------
$ch =
Get PHP Source code
In order to learn the implementation of PHP, the first need to download PHP source code. Download source preferred is to PHP official website http://php.net/downloads.php Download, if you like to use Svn/git and other version
Two sets of PHPAPC configuration files and detailed descriptions of parameters. 1. install APC to download pecl. php. the netgetAPC-3.1.9.tgz compilation parameters are as follows: Copy the code as follows:. configure -- enable-apc-spinlocks --
1 Linux Default core file size is 0
What is a core file that, when a program crashes, copies the stored image of the process in the core file of the current working directory of the process. The core file is simply a memory image (plus debugging
In php, the curl module is a multi-thread module that can easily simulate logon, such as post and get, the following example illustrates how to use the curl module to simulate the process of collecting pages after logon.
In php, the curl module is a
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