Java has three object-oriented features: encapsulation, inheritance, and polymorphism.
Encapsulation: Encapsulation is the combination of data and behavior into a class, which is an object and protects the encapsulated data, i.e., privatizes it, and then provides access to the data (getter and setter methods), which can only b ...
Added by Thoaren on Thu, 16 May 2019 08:57:33 +0300
1. Mainly return is the default browser return event is to return to the previous page.
2. Processing all kinds of pop-ups on the page, clicking on physical return should hide these pop-ups instead of returning directly to the page.
3. To sum up the problems, h5 should hope to monitor the return events and do some p ...
Added by Daisy Cutter on Thu, 16 May 2019 05:25:39 +0300
The immersive status bar is almost the current Android app tag. Usually we call the setStatusBarTintResource() method to set the status bar.
A color or transparency. But today, in the development of Android 7.0 environment, even if the status bar is set to white, the actual display of the color.
It's grey, like this.
Summary: Understand prototype.
Author: Front end wit
Fundebug Copyright shall be owned by the original author when authorized to reproduce.
Added by webzyne on Thu, 16 May 2019 03:41:26 +0300
The ghost trigger is Zhong Ying. JSBox In the case of the app process being killed, the notification can also be fixed in the notification bar, even if the user clicks to clear, it can immediately pop up again, never disappear, unless the user closes the notification authority of App or uninstalls App, it can disappear. This function is ...
Added by tomkleijkers on Thu, 16 May 2019 02:40:21 +0300
Write a summary before
Value changes are triggered by onChange events (including text entry boxes, radio, checkbox);
Checked or not is achieved by setting checked HTML elements equal to a required state value (so the expression results in true, so checked='true'is selected).
If you use the form tag, it will automati ...
Added by method_man on Thu, 16 May 2019 01:15:38 +0300
Purely using html+css+JSDiscovery is relatively simple and does not require additional plug-ins or librariesThe core is to group the pictures into a sequence of rows, moving left and right, and overflow:hidden of the parent element to determine which pictures to display.Simply draw:
Build basic interface
Added by Aptana on Wed, 15 May 2019 22:53:16 +0300
Set interface and Map interface
1. Understanding the characteristics of Set sets
2. Master the Use of Common Implementation Classes under Set Sets
3. Understanding the characteristics of Map collections
4. Master the Use of Common Implementation Classes under Map Set
5. Master the traversal mode of Map set
6. Master Colle ...
Added by bluemonster on Wed, 15 May 2019 08:09:05 +0300
This is a simple click preview componentBy the way, record scope pits in vue stepped on during component writing~
Start with registering global components!
Imitate elementUI directory structure, directory name is component name, SRC is component source file (or js service file), there is also an index.js in the file director ...
Added by reddevil on Wed, 15 May 2019 05:40:54 +0300