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TCPServer TCP服务器扩展：在Android设备上创建TCP服务器 · App Inventor 2 中文网
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日期
修改内容
1.0
2021-04-15
初始版本
1.1
2024-01-14
添加 StopClient() 方法
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Cast to int vs floor
...= fabs(bar / 3.0 ) //will do the absolute value of a float division
bar = 1.0
foo1 = 0;
foo2 = 0.33333...
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Android: Generate random color on click?
...t.getY();
float w = v.getWidth();
if(x < (w * (1.0/3) )){
layout.setBackgroundColor(Color.rgb(255,x,y));
}else if(x < (w * (2.0 / 3))){
layout.setBackgroundColor(Color.rgb(x,255,y));
}else{
layout....
How to specify id when uses include in layout xml file
...layout" android:id="@+id/someid"/>
// somelayout.xml
<?xml version="1.0" encoding="utf-8"?>
<ImageView
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
/>
Becomes this:
// activity_m...
How to change colors of a Drawable in Android?
...ferences the original one and set tint on it like such:
<?xml version="1.0" encoding="utf-8"?>
<bitmap
xmlns:android="http://schemas.android.com/apk/res/android"
android:src="@drawable/ic_back"
android:tint="@color/red_tint"/>
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How do you make a LinearLayout scrollable?
...ut with a <ScrollView>
See here for an example:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
xmlns:android="http://schemas.android.com/apk/res/android">
<ScrollView
...
How to remove a package from Laravel using composer?
...I'm currently running the following version of composer:
Composer version 1.0-dev (7b13507dd4d3b93578af7d83fbf8be0ca686f4b5) 2014-12-11 21:52:29
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Avoid Android Lint complains about not-translated string
...f the tools namespace in your strings file, as follows:
<?xml version="1.0" encoding="utf-8"?>
<resources
xmlns:tools="http://schemas.android.com/tools"
tools:ignore="MissingTranslation" >
<!-- your strings here; no need now for the translatable attribute -->
</resource...
Why shouldn't `'` be used to escape single quotes?
...er reference &apos;
(the apostrophe, U+0027) was
introduced in XML 1.0 but does not
appear in HTML. Authors should
therefore use &#39; instead of
&apos; to work as expected in HTML 4
user agents.
sha...
scipy.misc module has no attribute imread?
...
imread is deprecated in SciPy 1.0.0, and will be removed in 1.2.0.
Use imageio.imread instead.
import imageio
im = imageio.imread('astronaut.png')
im.shape # im is a numpy array
(512, 512, 3)
imageio.imwrite('imageio:astronaut-gray.jpg', im[:, :, 0])
...