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Android: how to hide ActionBar on certain activities
I've developed a simple demo application with a splash screen a map and some regular screens.
16 Answers
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代码块超过1.2w编译apk报错问题 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
...54021632-0/youngandroidproject/../build/classes/appinventor/ai_admin/AAC_3/Screen1.class at Lappinventor/ai_admin/AAC_3/Screen1;run(Lgnu/mapping/CallContext;)V:
[java] com.android.tools.r8.internal.Sb: Different stack heights at jump target: 0 != 1
[...
Specifying and saving a figure with exact size in pixels
...o show a figure of that size (matplotlib requires the figure to fit in the screen, if you ask for a size too large it will shrink to the screen size). Let's imagine you want an 800x800 pixel image just for an example. Here's how to show an 800x800 pixel image in my monitor (my_dpi=96):
plt.figure(f...
Alternate output format for psql
...ew for Postgresql 9.2; PSQL automatically fits records to the width of the screen. previously you only had expanded mode on or off and had to switch between the modes as necessary.
If the record can fit into the width of the screen; psql uses normal formatting.
If the record can not fit into the ...
Android activity life cycle - what are all these methods for?
...p
onRestart() --> onStart() --> onResume()
When any dialog open on screen
onPause()
After dismiss the dialog or back button from dialog
onResume()
Any phone is ringing and user in the app
onPause() --> onResume()
When user pressed phone's answer button
onPause()
After call end
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is there a css hack for safari only NOT chrome?
...ification!)
And here is the code:
/* Safari 6.1-10.0 (not 10.1) */
@media screen and (min-color-index:0) and(-webkit-min-device-pixel-ratio:0)
{ @media {
.safari_only {
color:#0000FF;
background-color:#CCCCCC;
}
}}
For more 'version specific' Safari CSS, please contin...
使用App Inventor 2 控制物联网设备/低功耗蓝牙设备(BLE) · App Inventor 2 中文网
...本文介绍了用于低功耗蓝牙 (BLE) 设备的 App Inventor 组件的初始设计和测试。
从家用电器到可穿戴配件，物联网设备的兴起导致对能够控制和连接这些不同设备的移动应用程序的需求不断增长。 然而，构建这些移动应用程序通常...
twitter bootstrap navbar fixed top overlapping site
...ave stated adding a padding-top to body works great.
But when you make the screen narrower (to cell phone widths) there is a gap between the navbar and the body. Also, a crowded navbar can wrap to a multi-line bar, overwriting some of the content again.
This solved these kinds of issues for me
bod...
How can an html element fill out 100% of the remaining screen height, using css only?
...e of CSS worked for me in 2 seconds :
height:100vh;
1vh = 1% of browser screen height
source
For responsive layout scaling, you might want to use :
min-height: 100vh
[update november 2018]
As mentionned in the comments, using the min-height might avoid having issues on reponsive designs
[up...
Make fill entire screen?
I'm using a radial gradient as the background on my webpage, like so:
9 Answers
9
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