Example of how PHP checks whether a website is down
This example describes how to check whether a website is down in PHP. We will share this with you for your reference. The details are as follows:
Running result: Website OK
Ngui official website Example 9-questlogThis example shows a scalable interface. You can click no quest to expand the content. :
Description: enter a description.
Image: 1.png
First, create a basic interface. I will not go into details here (refer to my series of tutorials). Here, I will mention that when creating a background, you can use the create a widget to
, Users can scan the QR code to enter the official platform to retrieve the account password, but also to download the mobile version, when the PC can not be used on the mobile side, the page to the right of the "Help Center" and "online consultation" button, users can get help through the two buttons.3. No necessary hints and help documentationThrough observation, "Division Road Nantong" site does not have similar "help" tips or help links, and from the Umu learning platform Login interface We
different Web pages, which makes it impossible to quickly find the data when it is searched.
4, HTML for Double-byte or multi-state text support is not enough. For example, the Chinese information page will appear in different platforms can not be displayed and so on.
It is because of these shortcomings that people have studied web page making languages that can replace HTML. These are already in use: Extensible Markup Language XML, cascading style
Example 1: website stress testing tool webbenchWget http://blog.s135.com/soft/linux/webbench/webbench-1.5.tar.gzTar zxvf webbench-1.5.tar.gzCd webbench-1.5Make make installUsage:Webbench-c 500-t 300Parameter description:-c indicates the number of concurrencies, and-t indicates the time (seconds)Example 2,1. Install the compilation toolYum install ctags wget make
-existent content, not in time to clean up, such as some training courses, some appear in the course category open search for 0; there are some useless plates, such as high-end training-classical training, in the classic training of the plate almost all empty.Iv. Summary1, the division of Lu Nan Tong, Umu learning platform and Nantong security education platform These three Web sites are educational learning sites, each with a focus on the overall content of three sites are relatively rich, umu
Taobao home today to see a new version of experience information, point in, see the latest Taobao home, I am not accustomed to, do not know tens of millions of Taobao members feel how. No comment.
On the big website revision This topic, said my opinion.
What's the revision?
A site, a period of time to be revised, it seems to have become a guild. As for my understanding, in these situations it is easier to produce a facelift:
User habits have changed d
Dynamic | compression
PHP4 uses a buffer mechanism
,
before you decide to send
,
All content just exists in the buffer
,
Instead of sending it directly to the browser
,
Although you can use header and Setcookie functions to achieve
,
but these two functions are only a little "tricks" compared to powerful output functions. Let's take a look at the true capabilities of these functions
:
void Ob_start
(
void
)
;
This function tells the PHP processor to r
type in List:forech is the value of list,collection must be: List, the value of item can be arbitrary, DAO interface parameter name is arbitrary--Select*From EMPLOYEES e where e.employee_id inOpen= "(" close= ")" separator= "," >#{employeeid}The collection property type in-array:forech is the value of array,collection must be: List, the value of item can be arbitrary, DAO interface parameter name is arbitrary--Select*From EMPLOYEES e where e.employee_id inOpen= "(" close= ")" separator= "," >#{
Example of implementing multi-concurrent Website access using Python
This example describes how to implement the multi-concurrent Website access function in Python. The details are as follows:
# Filename: visitweb_threads.py # Description: python visit web, get startTime, endTime, everytimes spentTime, threading impor
Video website creation Example 4. WiththeXMLlistofmoviesinhand, itstimetocreateaFlexapplicationthatextendsthesimplemovie. mxmlplayerwiththelistofmovies. ThisupgradedFlexapplicationisshow
With the XML list of movies in hand, it's time to create a Flex application that extends the simplemovie. mxml player with the list of movies. this upgraded Flex application is shown in Listing 7.Listing 7. mytube1.mxml
An example of script maintenance is a bit messy, just as an instance, demonstrating how to quickly use the tool to quickly achieve the goal:Application: shell and python data interaction, data capturing, and Code Conversion
Copy codeThe Code is as follows:# Coding: UTF-8#! /Usr/bin/python'''Program Description: apache access. log analysisAnalyze the source of the website IP AddressDate:Author: gyh9711Progra
Make Shop street, show customer service QQ number in Shop Street!Development ideas: Database design needs to set up a data table to store QQ number, which contains the store ID, table structure ID since the growthBackground development ideas: need to query the current merchant shop customer service QQ from the relative database table read, (can be in JSON format)If it is a JSON format, you need to convert the extracted string to a PHP variable! This way you can assign a value!Front-end developme
Moviedbcontext:dbcontext { publicgetset;}}The Moviedbcontext class represents the EF Movie Database context, which handles reading and writing updates to the movie class instance in the database. The DbContext class is provided by EF and requires a reference statementusing System.Data.Entity;4. Create a database connectionOpen the Web. config file under the application root directory, not the one in the View folder. In the "moviedbcontext" connectionstring="Data source= (LocalDB) \v11.0;
This article is mainly about the tab effect in jquery and dynamic loading of a simple example of the introduction, the need for friends can come to the reference. I want to help you. One: Tab effect display nbsp; code as follows: ; nbsp; nbsp;
Dynamic usually we draw in the flash of the ball is flat, and sometimes need some with three-dimensional effect of the ball, here to use some small tricks to achieve such a stereo effect, the final effect of this example is as follows:
Animation effect:
source File Download >>>>>>
specific production steps:
1. Start Flash First, create a new movie, set the movie stage size to 150px*150px (in p
Concept explanation
Dynamic programming is to decompose large problems into sub-problems (but not simple decomposition, sub-problems to have the same sub-structure of the solution), and synthesize sub-problem solution, to derive the solution of large problems, problem solving time will be the size of the problem is increased by the power series.
Basic method: In order to save time for repeating the same sub-problem, an array is introduced, regardles
I want to create a multi-language website in the form of language packs. you can give me a great example. I want to create a multi-language website in the form of language packs.
How to determine the current language and call the language pack
Reply to discussion (solution)
You can try to use a framework, such as thinkphp.Http://www.thinkphp.com for more i
grade http://www.dzkbw.com/books/rjb/dili/xc7s/001.htmThe Web page starts at 001.htm, and then the number is addedEach page contains a picture, which corresponds to the content of the textbook, showing the contents of the textbook in the form of picturesMy code is to do a loop, starting from the first page to catch, have been caught in the page can not find the picture so farCapture the contents of the Web page and crawl the images inside the page to the local serverThe actual effect after craw
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