Programmer Group

In the traditional app development mode, online bugs occur, which can only be repaired after users manually update the new version. As app's business becomes more and more complex, the amount of code explosively grows, and the probability of bugs increases. If the online bugs are repaired only by distribution, the longer coverage period of the ...

Why Write So far (2017-04-23), protobuf is a message format that I prefer, for the following reasons It's small. After coding the same object, its volume is about 1/8 of that of json. There's nothing to say about the speed of coding and decoding. Who doesn't like fast things? "Cross-language": We only need to write an xx ...

After Android released version 5.0 (Lollipop), Google provided us with the feature of nested sliding. Next, we analyze the implementation mechanism of Android nested sliding from the perspective of source code. First, let's look at the implementation of four core classes related to nested sliding: NestedScrollingChild NestedScrollingChildHelper ...

parentNode What you get is your own father (direct relationship) // Click on the child to hide the father <script> window.onload = function(){ var child = document.getElementById("child"); child.onclick = function(){ this.parentNode.style.display = "none"; } } </script> Brother node ...

Preface This is probably the latest EventBus analysis from the Eastern Hemisphere. How long has it been since I blogged? Three months? Half a year? I can't imagine how busy I am with my business every day. I seldom have time to summarize and record it. I feel lazy. I used to work very efficiently every day, but now I can't. These two days a ...

Original address: https://my.oschina.net/jarly/blog/898144 When you first pick up your hands and use the awk command to process one or more files on your computer, it reads each line of the file in turn, and then processes it. The awk command defaults to getting the file content from stdio standard input. awk uses a pai ...

When the project goes online, it often encounters confusion. The previous article has outlined some common pits, as well as the areas needing confusion. This article is a supplement to the previous article, but also some pits encountered recently. First of all, I would like to talk about the pit I encountered this time, which is the circular ...

Preface I wrote a previous article using TF. iOS Implementing Prisma-like Software After the article, I received many online friends to exchange ideas and ask for Demo replies, which shows that you have a strong interest in the realization of this function. The previous article did not elaborate on the principle of Google's implementation. It ...

Because the AChart Engine provided by Google is powerful but complex to use, MPAndroid Chart can also achieve some better histograms, line charts, pie charts and other drawing, and the use is relatively simple and portable. Introduction to MPAndroid Chart Main Api methods: Set Description (String desc): Set the description of the table S ...

Special Statement: Respect for Originality, Link to the Origin: http://blog.csdn.net/junfeng120125/article/details/9328947 1. android Serial Communication Serial communication adopts a third-party open source project to realize serial data transmission and reception. 1. Use http://code.google.com/p/android-serialport-api/ serialport api and ...