PHP plus nginx for dynamic cropping picture scheme

Wrote a long time ago is also about the high-performance PHP picture dynamic cutting scheme, the article uses the Nginx cache and rewrite implementation, of course, coupled with the CDN, the solution has a problem is that the picture is not actually

PHP automatically generates thumbnails based on URLs and handles high concurrency issues

Sharing is a spirit, regardless of the level of technology! Image thumbnail Dynamic generation-[Code programming]2011-08-23Copyright notice: When reproduced, please indicate the original source and author information and this statement in the

JS An example of a lottery

Friends of the company to open the annual meeting, to help write a lottery demo, the source code as follows, GitHub has a program:Html:1 Header>2 Lottery Demo3 Header>4 Divclass= "Main">5 ul>6 Li>imgsrc=

Shallow copy and deep copy of JS object

1, JS in the 6 standard typesPrimitive type: Undefined, Null, Boolean, String, numberReference type: Object (simplest reference type var obj={})2, the standard types are divided into two categories, the two types of replication cloning has a very

. NET creating HTML files based on templates

Template file:" -//W3C//DTD XHTML 1.0 transitional//en " " HTTP://WWW.W3.ORG/TR/XHTML1/DTD/XHTML1-TRANSITIONAL.DTD ">"http://www.w3.org/1999/xhtml"> "content-type" content="text/html; Charset=utf-8" /> templates $ content$The code is as

Apache rewrite and options MultiViews have to say the secret

Os:ubuntu 14.01 Web server:apache/2.4.12 Pseudo-static removal of index.php using TP frame . htaccess content: Rewriteengine onRewritecond%{request_filename}!-dRewritecond%{request_filename}!-fRewriterule ^ (. *) $ index.php/$1 [qsa,pt,l] Access

Apache reverse proxy (GO)

Apache function is actually very powerful, recently studied the next Apache reverse proxy and load balancing, reverse proxy network network export and my blog export is through the reverse proxy Apache implementation, summed up, the emphasis is on

Langularjs's MVC pattern

1. The data is mountedSetting data in a functionfunction Aaa ($scope) { = ' Hello '; = ' a '; }2, Ng-controllerThis is a controller for connecting data and viewsng-controller= "Aaa">3. Double curly Brace expressionThis is the

Chrome New JS Debugging tool

Many front-end development engineers have a unique passion for chrome. The reason is simple: She started fast, efficient execution, to the web browsing to bring fluency and pleasure; second, she achieved a lot of new standards, support a lot of

Some of the actions of jquery

$ ("div input");/*Div under all input*/$("div > Input");/*child elements under the parent element*/$("Tr:even");/*Select even table row*/$("Tr:odd");/*Select Odd Table Rows*/$("Tr:eq (1)");/*Select a table row with an index value of 1*/$("Tr:hidden")

JSP basic Usage (ii) implied objects

I. SummaryIn the _jspservice () method of the Servlet class generated in the JSP container, several objects are defined, and we can use these hidden objects when we write JSP pages.  PageContext pagecontext = null; HttpSession session = NULL;

The units in the CSS

CSS presets 16 colors and 16 colors of the derivative color, these 16 colors are recommended by the CSS specification, and some mainstream browsers are able to identify, as shown in the following table:Hexadecimal colors are the most common way to

Apache Configure reverse Proxy notes

1. First confirm whether there are mod_proxy.so mod_proxy_balancer.so mod_proxy_http.so three modules under/usr/lib/apache2/modules, if any, in/etc/apache2/ Mods-enabled inside with LN to establish the link, execute the code as

JS Basics 2

InnerHTML refers to the contents of the label two, this who called the This,this is who three, create a function Function name (parameter passed in here) {、、、} Iv. acquisition of Static access: document.getElementById (""); Get ID

Webstorm Registration Code (STANDBY)

Webstorm:Username:william===== LICENSE BEGIN =====45550-1204201000001szfn0n1bpii7fnaxnt0ddopjaInauvjkevjbue5bqlezncce4tet6trRiyomxdk8ody93tx!ippygmqyyewxs===== LICENSE END =====Username:microsoft===== LICENSE BEGIN

JS Object-oriented

Most of the time we are in the process-oriented, are just the people who use the object, now learning object-oriented is to become the person to write (transform) the object.first, what is the object Objects: Collections of properties and

ASP. NET page life cycle

ASP. NET page life cycleFor microsoft®asp handled by Microsoft®internet Information Services (IIS). NET page, each request is handed over to the Asp.nethttp pipeline. The HTTP pipeline consists of a series of managed objects that process the request

PHP Implements Factory mode

Design Patterns-using PHP to implement factory method patternsSummaryCreate a patternDefines an interface that is used to create an object and which class to use. Factory method uses the instantiation of a class to defer to its subclass

The pits we've stepped on in those years. (ii): version 3.1 Multithreadedhttpconnectionmanager not releaseconnection cause application server downtime

Yesterday SMS service went down again, Jstack hit the thread information to find all threads in the thread pool are waiting, stack information is as follows:At java.lang.Object.wait (Native Method)-Waiting on [0x000000070754fb60] (a

JQuery Callback function

The Callback function executes after the current animation 100% is complete.Problems with JQuery animationsMany jQuery functions involve animations. These functions may use speed or duration as an optional parameter.Example: $ ("P"). Hide ("slow")

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