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If you like this blog, please visit this blog address: HTTP://BLOG.CSDN.NET/JUNZAIVIPProfile:GD Library Drawing:Mathematical functionsPHP Image processing functionPicture processing function Usage Scenarios1. Verification Code2. Zooming3. Cropping4.

Recently learned a bit of PHP array of ascending and descending dimension, nonsense less, on the demo.Suppose there is an array before descending, as follows $array = Array (' a ' = = = Array (' b ' = = 1, ' c ' = = = Array (' d ' = = 2, ' E ' + 3) '

PROTOBUF is the abbreviation for Google's protocol buffers, which is used to convert between structured data and bytecode (serialization, deserialization), which is generally applied to network transmission and can support multiple programming

Today to summarize the gradient, the gradient is divided into linear gradient, radial gradient. Shout, say less nonsense,linear gradient:background:linear-gradient (Sets the gradient form, first color starting point, middle color point middle color

After more than a year of design coding and testing, the company's universal access system to the business sector provides a relatively stable, convenient and flexible support.The system is divided into two parts: the configuration interface and the

1. On-Entity@JsonInclude (Include.non_null)Place the tag on the property, if the property is null, does not participate in serializationIf placed on top of a class, it works for all properties of the classInclude.Include.ALWAYS DefaultThe

Just execute the following code when the program does not have an exception, there is no error, but it is stopped running the next stepjsonobject jsonobject = new Jsonobject (); Gson Gson = new Gson ();The key reason is that the corresponding jar

First, you need to download the Phpmailer file package Phpmailer. http://phpmailer.sourceforge.net/Second, confirm that your server system already supports socket, through phpinfo (), check whether sockets is supported (socket is part of PHP

Today's content1. Regular expressions2. Mathematical functions3. Date function4. Error handlingRegular Expressions:1. Mode modifier2. Five common functionsAnother regular expression site: http://www.jb51.net/tools/zhengze.htmlRegular expressions1.

Recent project needs, began to learn underscore.js, on the CSS88 website to see the Chinese API, while watching to record their understandable notes;The following, functions and partial explanations are copied from css88 Fool wharf Chinese APIThe

I. Reasons for sending mail using PhpmailerPHP has a built-in mail () method, but because some host space does not support this method, you often encounter situations where mail cannot be sent.Therefore, you can download the Phpmailer class for mail

Always want to do an instant chat application, a few days ago to see the Socket.io, feel good, his slightly modified, feel very good. The example given on the official website is simple, and the following improvements have been made to push the

Chart.js plug-in generates a line chart when data is generally large when y-axis data is not starting from 0 solution, original: http://bubuko.com/infodetail-328671.htmlBy default, such asThe y-axis is not starting from 0, so the amplitude of the

In the previous blog post, there are ways to split messages with newline characters. However, this method has a small problem, if the message itself contains a newline character, it will split the message into two, the result is wrong.This article

HTML border dashed-html dashed border settingHTML border dashed line implementation of different objects via CSS dotted border style (body acoustic wave)In HTML, you can add a border or a dashed border to most of the labels, and then DIVCSS5 a few

PHP has two extensions to implement Web service, one is Nusoap, one is the official PHP SOAP extension, because soap is official, so here we use SOAP to implement the Web Service. Because the SOAP extension is not turned on by default, let's see if

IGMP communicates group membership information between hosts and routers on the local network, and routers periodically multicast IGMP queries to all host groups. Host multicast IGMP reporting messagesIn response to the query.From an architectural

Install the Tomcat image ready-to-use JDK Tomcat and other software to launch a virtual machine under the home directoryDocker run-t-i-v/home:/opt/data--name mk_tomcat Ubuntu/bin/bashThis command mounts the local home directory to the/opt/data

Nine implicit JSP objects, and nine hidden jsp objects 1. Nine implicit objects in jsp Request HttpServletRequest Response HttpServletResponse Session HttpSession Application ServletcContext Config ServletConfig Exception (used in special

In-depth understanding of jsonp for cross-origin access and in-depth understanding of jsonp for cross-origin access In our project, we fully utilize the jsonp cross-domain feature to complete simple single sign-on function and unified permission