Programmer Group

1. Inter-thread communication In a process, threads often do not exist in isolation, and multiple threads need to communicate frequently. 1.1 Embodiment of Interthreaded Communication (1) One thread transfers data to another thread; (2) After a specific task is executed in one thread, it is transferred to another thread to continue ...

Recently, I feel that canvas is very interesting. In my spare time, I have studied it. I have consulted some ideas on the internet. I don't say much. I'm going to start. github address: https://github.com/aWhiteBear/fireworks Demonstration address: https://awhitebear.github.io/fireworks/ The effect of the picture is as follows: (FPS can be d ...

Combining the previous two analyses Wechat Embedded Video 1 (Case Analysis)https://segmentfault.com/a/11...From AnimateCC to CreateJShttps://segmentfault.com/a/11... This time it's a demo that createjs completes UI with inline video Because we forgot the original address, we can only demo for ourselves to run a simple effect. You need to simpl ...

Support different screen sizes Different screen sizes are supported by the following methods: - Make sure that your layout is resized appropriately according to the screen - Provide appropriate UI layout based on screen configuration - Ensure that the right layout is applied to the right screen - Provide bitmaps that can be scaled nor ...

This article blog link: http://blog.csdn.net/qq1084283172/article/details/57074695 I. Mobile Equipment Environment Model number: Nexus 5 OS Version: Android 4.4.4 KTU84P Kernel Version: 3.4.0-gd59db4e 2. Android Kernel Extraction adb shell su cd /dev/block/platform/msm_sdcc.1/by-name ls -l boot Boot is a system symbol soft link, / ...

Reasons for introducing thread pools Usually when we need to use threads to accomplish a task, we create a thread, which is usually written as follows: Thread thread = new Thread(new Runnable() { @Override public void run() { // TODO } }); thread.start(); This operation is direct and simple, of course, there is no mistake, b ...

I haven't updated my blog for a long time, but I've written it, but I haven't published it all the time. I hope I can get more comments from God. Enriching Your Programs - Using Mobile Multimedia Running the program on the mobile phone First connect the phone to the computer through the data line. Then go to the Settings -> Developer O ...

1. Using nested tables and variable arrays in pl/sql 1. Using nested tables in pl/sql Nested tables are used in PL/SQL, where they are equivalent to arrays in other languages. (1) Examples: set SERVEROUTPUT ON DECLARE --The following sentence is nested table declaration TYPE ename_array_type is table of emp.ename%TYPE ; --Define ...

Reference article: http://d3adend.org/blog/?p=589 Xposed and Cydia Substrate are two commonly used hook frameworks. Xposed can hook the java layer, CydiaSubstrate can hook the java layer and the native layer. How do we detect that the current mobile phone has installed the corresponding framework and determine whether the current process is h ...

When I encounter new knowledge, I usually learn quickly from three aspects (what-why-why-why-why, what problems it solves and how-how-how). Then I will analyze from these three aspects. 1.what? What exactly is RxJava? Let's skip the official obscure pursuit of precise definitions. In fact, RxJava beginners only need to grasp two poin ...