Programmer Group

Preface Recently, we need a mobile product. We need to catch up with the time limit. We are referring to the flexbox layout and hand-picked of Skycat.After rem layout, libflexe was chosen. After finishing the project, I decided to take a look at libflexe with a little spare time.How to dynamically set the font of the root element to change the ...

Question scenario: The kittle tool for data extraction on the server side may sometimes have various problems. The abnormal closure of dos window results in abnormal data extraction work. Therefore, a solution to this problem is proposed. Reason analysis: After Baidu, many of them are kittle memory problems, but what our lea ...

(1) Importance of asynchronous programming With asynchronous programming, method calls run in the background (usually with the help of threads or tasks) and do not block the calling thread. There are three different asynchronous programming modes: asynchronous mode, Event-based Asynchronous Mode and newly added task-based asynchronous mode (TAP ...

Share more: http://www.cherylgood.cn - We were there before. Detailed usage of Scroller In the onMeasure method, you may see childView.setClickable(true); why set childView to true? If not, you will find that ACTION_MOVE is not executed. Why is there such a problem? At this time, I am confused, to understand thoroughly, the Android event dist ...

data set raster data ReadyMap.org - Free online 15m image, elevation tile data NASA BlueMarble - NASA Global Images, including Topography and Oceans Elevation data ETOPO1 - A global topographic relief model with 1-arc resolution, which contains data on terrain and ocean water depth SRTM - Global 250m Elevation vector data Op ...

Written in front When we use Ajax, when we send data to the server, we can use Get to request the server or Post to request the server. So when should we use Get and when should we use Post? The difference between Get request and Post request 1. When using Get requests, parameters are displayed in the URL, but not in Post mode. 2. ...

1. git config (self not verified on organized web) The git config configuration file used to configure git has three locations corresponding to different overrides. (1), /etc/gitconfig file: Include values that apply to all users and libraries of the system.If the parameter option'--system'is passed to git config, it will explicitly ...

With the rise of HTML5 and the unification of JavaScript, a technology called Cross-Platform is becoming more and more popular. Why is it so hot? Because software developers can run on Windows, Linux, Mac, IOS, Android and other platforms at one time, which greatly reduces the workload of programmers, and also enables the company's produc ...

Design sketch: The first one is about three steps to modify the background color of the status bar, which can not be realized dynamically and has too many limitations. It can be implemented with toolbar. Now the mainstream APP, the home page is in the form of an activity + multiple fragment s, in addition to the personality center ...

View Event Passing Source Parsing View is the smallest basic UI control in Android, which is basically the last control to handle events when touching events are passed to it; it is different from ViewGroup, it has no other subclasses; and the source code of event transmission of View is the best to master, so here carefully analyze the sour ...