Real time update react project from 0

This article is more detailed. It's about the beginning of react project, from the foundation to the actual project. I hope the industry leaders don't laugh at it. How about myself! If there are any mistakes in my study, I can point them out. I can learn from them and correct them. I hope to make progre ...

Added by ttaceman on Sun, 28 Jun 2020 08:03:15 +0300

Classic topic of leetcode: greedy thoughts

1. Biscuit distribution (NO.455) Title Description: suppose you are a great parent and want to give your children some cookies. However, each child can only be given one cookie at most. For each child i, there is an appetite value gi, which is the minimum size of biscuits that can satisfy the children ...

Added by ViN86 on Fri, 19 Jun 2020 12:58:06 +0300

Asynchronous requests in Guzzle

Use Guzzle to make asynchronous requests Guzzle is a PHP HTTP client. It can not only initiate HTTP requests synchronously, but also asynchronously. $client = new Client(); $request = new Request('GET', 'http://www.baidu.com'); $promise = $client->sendAsync($request)->then(function ($response) { echo $response->getBody(); }); // t ...

Added by estan on Thu, 11 Jun 2020 08:41:35 +0300

GLUT Tutorials 6: GLUT Scene Roaming

Blog from:http://blog.csdn.net/xie_zi/article/details/1911997 Let's take a look at a good example of using keyboard control.In this chapter we will build an application.This program draws a small world of snowmen.And we'll use the arrow keys to move the camera (that is, to move the viewpoint and roam through the scene).Left and right arrow key ...

Added by Pottsy on Thu, 21 May 2020 04:04:21 +0300

Detection of Luogu P2536 [AHOI2005] virus

Problem Address Luogu P2536 BZOJ1966 Solution Trie tree + BFS Build a Trie tree from the RNA fragment of the query, and then find the answer by "walking" in the Trie tree, which is realized by BFS. Consider recording two values on the queue node of the extensive search: Q[][0] represents the point on ...

Added by rajns on Tue, 19 May 2020 17:59:46 +0300

tune2fs: Couldn't find valid filesystem superblock

The tune2fs command allows system administrators to adjust, set, and view file system parameters on a Linux ext2, ext3, or ext4 file system. tune2fs -l displays only the content on the superblock. Sometimes when using the tune2fs command, you encounter an error like "Couldn't find valid filesystem superblock". This may be because you ...

Added by egroeg41 on Sun, 10 May 2020 17:14:41 +0300

How to use Lifecycle components

2017/5/18 Google IO Android Architecture Components: a new collection of libraries that can easily manage the UI component life cycle and handle data persistence. Help you design robust, testable, and maintainable applications. In the following, the life cycle of components such as Fragment and Activity directly uses ...

Added by nodi on Sun, 03 May 2020 09:45:43 +0300

Android manually publishes an event bus framework II. Communication between main thread and sub thread on Activity

Next, we will continue to write the previous article. This time, we will use meta annotation on the receive function to distinguish which thread the receive function needs to execute on @Target(ElementType.METHOD) @Retention(RetentionPolicy.RUNTIME) public @interface Process { int value() default 0; }Then add two constants to EventLine ...

Added by ThatGuyBob on Sat, 02 May 2020 17:08:31 +0300

Passing custom Fragment class specific parameters that inherit Fragment

The custom Fragment class of inherited Fragment, CustomFragment, cannot be passed by modifying the construction method like the custom Activity class of inherited Activity. So we need to implement it through bundle and instance. There are four steps: 1. Create a global variable corresponding to the parameter for use. 2. The newinstance init ...

Added by walexman on Fri, 01 May 2020 20:16:25 +0300

Several implementation methods of Android text vertical scrolling and vertical horse riding lamp

Method 1: use the system control ViewFlipper mode: Layout file: <ViewFlipper android:id="@+id/view_flipper" android:layout_width="300dp" android:layout_height="35dp" android:layout_centerInParent="true" android:autoStart="true" android:background="@drawable/warning_bg" android: ...

Added by DarkSuperHero on Fri, 01 May 2020 19:56:52 +0300