PHP, a nested abbreviated name, is the abbreviation for the English Hypertext Preprocessing language (Php:hypertext preprocessor). PHP is an HTML embedded language, PHP and Microsoft's ASP somewhat similar, is a server-side embedded HTML document script language, language style has similar to C language, is now widely used by many web programmers. PHP's unique syntax blends C, Java, Perl, and PHP from innovative syntax. &am ...
Small part of the previous report has also been easy to ignore the PHP developers some of the essence, in addition to some of the essence of technical methods, many nuances are also easy to ignore the program, we have summed up for you 10 things about PHP you may not know. For more on PHP, Welcome to: Introduction to PHP Development Basics 1. Use the Ip2long () and LONG2IP () functions to convert an IP address into an integral type stored in a database. This approach reduced storage to close to One-fourth (15) of 15-byte rounding ...
It is quicker to use single quotes instead of double quotes to contain strings. Because PHP searches for variables in a string enclosed in double quotes, single quotes are not, note: only echo can do this, it is a "function" that can take multiple strings as arguments: ECHO is the language structure, not the real function, so the function is added double quotes. 1, if you can define the method of the class as static, as far as possible to define static, it will increase the speed of nearly 4 times times. 2, $row [' ID '] speed is $ro ...
Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest Cloud host Technology Hall 1. Use the Ip2long () and LONG2IP () functions to convert IP addresses to The integral type is stored in the database. This method drops the storage space to nearly One-fourth (4 bytes of 15 byte pairs of char (15)) and computes a specific address ...
The intermediary transaction SEO diagnoses Taobao guest Cloud host Technology Hall This article is for the SEO crowd's Python programming language introductory course, also applies to other does not have the program Foundation but wants to learn some procedures, solves the simple actual application demand the crowd. In the later will try to use the most basic angle to introduce this language. I was going to find an introductory tutorial on the Internet, but since Python is rarely the language that programmers learn in their first contact program, it's not much of an online tutorial, or a decision to write it yourself. If not ...
The first part of the basic environment configuration A simple introduction with the popularity of network marketing and popular, especially through the network to bring benefits and profits, so that more and more people realize that in addition to the traditional sales and publicity model, if the use of network resources for enterprises to bring profits has become an urgent problem for enterprises to solve, Many enterprises and individuals have now set up their own servers. Now the server market is divided into several systems, the first is the Windows platform, the second is the Linux platform, the rest is mainly based on the BSD platform. Introduce a variety of flat ...
The establishment of enterprise security building Open source SIEM platform, SIEM (security information and event management), as the name suggests is for security information and event management system for most businesses is not cheap security system, this article combined with the author's experience describes how to use open source software Analyze data offline and use algorithms to mine unknown attacks. Recalling the system architecture to WEB server log, for example, through logstash WEB server to collect query log, near reality ...
Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall because of the popular search engine, web crawler has become a very popular network technology, in addition to doing search Google,yahoo, Microsoft, Baidu, almost every large portal site has its own search engine, big and small call out the name of dozens of species, There are a variety of unknown thousands of tens of thousands of, for a content-driven Web site, by the patronage of web crawler is inevitable. Some intelligent search engine crawler Crawl frequency is more reasonable, to the website resource consumption ...
Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall happened to see the previous wrote this post "small scale low performance low flow Web site design principles", re-sent to micro-blog caused a little response, feel the need to Linode VPS as an example of a simple optimization practice, so that someone always ask me, and also to earn a bit of clicks:) Assuming now you've got a basic VPS available, basic memory 512MB. Refer to the various installation instructions provided by the official to run this combination of LAMP ...
Php:time (), date (), Mktime () php:time (), date (), mktime () Date and time function library {often forgets} Checkdate: Verify the correctness of the date. Date: Formats the time of the server. Strftime: Formats the server's time locally. GETDATE: Get time and date information. Gettimeofday: Get the current time. Gmdate: Get the present and ...
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