PHP

The basic idea of Insertion sorting is that after I-1 processing, L [1 .. i-1] has arranged the order. I-repeat only inserts L [I] into the proper position of L [1 .. i-1] so that L [1 .. I] is a sorted sequence. To achieve this goal, we can use the

The maximum public factor, also known as the maximum public approx. It refers to the maximum public factor of [n (limit 2) Natural numbers a1, a2,...,. There are usually two representation methods: the largest of all their public factors; if the

The time complexity of this algorithm is O (n), which has greatly improved compared with the simulation algorithm. N, m is equal to 1 million, and 10 million is not a problem. It can be seen that the proper use of mathematical strategies not only

Given an array, it is required to randomly disrupt the order of elements in the array, and then output, mainly to ensure efficiency. This algorithm is actually simple. First, we randomly select one element from all the elements to exchange with the

It is interesting to see an algorithm interview question. I did it myself in C. Question: randomly generate 10 integers less than 100, sort data in ascending order, and the algorithm complexity is only 1. This algorithm is interesting. First, we

Heapsort is a sort algorithm designed by the data structure of the stacked tree (Heapsort). it can quickly locate the elements of a specified index using the characteristics of arrays. HeapSort is a tree-based sorting method. The characteristic of

Mergesort is an effective sorting algorithm based on the merge operation. This algorithm is a typical application of DivideandConquer. The Merge sorting method combines two (or more) ordered tables into a new ordered table, that is, the sequence to

Problem1: Isitaloop? (Judge whether the linked list has a ring ?) Method: use two pointers, starting from scratch, one for one forward node and one for two forward nodes, the maximum is 2N, and the last two pointers can overlap. if there is no ring,

For SEO, we often need to optimize wordpress. today we will share with you a method to remove category and reduce the directory depth. WordPress has many methods to remove & ldquo; category & rdquo; from the fixed link. here we will introduce three

After an article is published, how can we display the number of people who have browsed this article so that visitors can choose to browse the article? however, WordPress itself has no article reading counter, if you want to display the reading

The template tag (Templatetags) is used in the & nbsp; template & nbsp; file of the blog for dynamic display of content or custom websites. The following describes some commonly used WordPress tags, which are sorted by function. For more information

With the development of mobile technology, almost all mobile phones are equipped with Internet surfing equipment. As a result, more and more people use their mobile phones to access the Internet. For webmasters, it is very important to create a

I. general method of adding the previous and next links 1. this method can be seen in almost all Wordpress themes. Generally, add the following code below the document content in the Single. php file. if you do not have this function, you can add it

Get_the_category () & nbsp; return the array set of categories to which the current article belongs. usage: & lt ;? Phpget_the_category ($ id )? & Gt; parameter: $ id & nbsp; article id. the default value is the ID of the current article. the type

The Smartcn word divider is a java version of the ictclas simplified feature. three steps for Smartcn Word Segmentation: 1) atomic segmentation; 2) finding out all possible word group solutions between atoms; 3) n-the shortest path consists of three

QR code, also known as QRCode, is short for QuickResponse. it is a very popular encoding method on mobile devices in recent years. It can store more information than traditional BarCode codes, it can also represent more data types, such as

In ZenAndTheArtOfScaling-akoandepigramapproach, RussellSullivan proposed an interesting idea: there are 20 classic bottlenecks. It sounds as skeptical as there are only 20 basic plots (20 basicstoryplots. But based on different people In The article

What is memcache & nbsp; memcache is a high-performance distributed memory object cache system, by maintaining a unified and huge hash table in the memory, it can be used to store data in various formats, including images, videos, files, and

Quicksort is an improvement in bubble sorting. Proposed by C. A. R. Hoare in 1962. Its basic idea is: split the data to be sorted into two independent parts by one sort, and all the data in one part is smaller than all the data in the other part,

Character flip is a piece of cake for php processing. php's string function strrev can be used for processing, for example, echostrrev (& quot; HelloWorld! & Quot;); // The output result is & quot ;! DlroWolleH & quot; Character flip is a piece of