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地图组件（高德地图） · App Inventor 2 中文网
...“标记”的颜色的透明度。值为 0.0 表示完全透明，值为 1.0 表示完全不透明。
高度
设置标记的垂直高度，以像素px为单位。
高度百分比
设置标记的垂直高度相对于整个屏幕高度的百分比。
图像素材
指定标记显示的图...
How do you round a floating point number in Perl?
...ill have an issue on half-way-point
alternation:
for ($i = 0; $i < 1.01; $i += 0.05) { printf "%.1f ",$i}
0.0 0.1 0.1 0.2 0.2 0.2 0.3 0.3 0.4 0.4 0.5 0.5 0.6 0.7 0.7
0.8 0.8 0.9 0.9 1.0 1.0
Don't blame Perl. It's the same as in C. IEEE says we have to do
this. Perl numbers whos...
Format floats with standard json module
...LOAT_REPR encoder.FLOAT_REPR = lambda o: format(o, '.2f') print json.dumps(1.0001) encoder.FLOAT_REPR = original_float_repr
– Jeff Kaufman
Oct 18 '13 at 17:05
...
OAuth with Verification in .NET
...o use. It's open source and available here: Oauth.cs
For review, in OAuth 1.0a...kinda funny, there's a special name and it looks like a "standard" but as far as I know the only service that implements "OAuth 1.0a" is Twitter. I guess that's standard enough. ok, anyway in OAuth 1.0a, the way it w...
How to make blinking/flashing text with CSS 3
...
@-webkit-keyframes blinker {
0% { opacity: 1.0; }
50% { opacity: 0.0; }
100% { opacity: 1.0; }
}
@-webkit-keyframes blinker {
0% { opacity: 1.0; }
50% { opacity: 0.0; }
100% { opacity: 1.0; }
}
.blink {
width: 10px;
height: 10px;
bord...
Which version of C# am I using
...keet's answer about Versions.
Here is short version of his answer.
C# 1.0 released with .NET 1.0
C# 1.2 (bizarrely enough); released
with .NET 1.1
C# 2.0 released with .NET 2.0
C# 3.0 released with .NET 3.5
C# 4.0 released with .NET 4
C# 5.0 released with ...
Can an html element have multiple ids?
...
No. From the XHTML 1.0 Spec
In XML, fragment identifiers are of
type ID, and there can only be a
single attribute of type ID per
element. Therefore, in XHTML 1.0 the
id attribute is defined to be of type
ID. In order to ensure tha...
Java lib or app to convert CSV to XML file? [closed]
...ng-array>
<string>float1</string>
<string>1.0</string>
</string-array>
<string-array>
<string>float2</string>
<string>3.3</string>
</string-array>
<string-array>
<string>int...
How to Create a circular progressbar in Android which rotates on it?
...able file (@drawable folder): circular_progress_bar.xml
<?xml version="1.0" encoding="utf-8"?>
<rotate xmlns:android="http://schemas.android.com/apk/res/android"
android:fromDegrees="270"
android:toDegrees="270">
<shape
android:innerRadiusRatio="2.5"
andro...
Is there an easy way to add a border to the top and bottom of an Android View?
...drawable/textlines"
/>
/res/drawable/textlines.xml
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android" >
<item>
<shape
android:shape="rectangle">
<stroke android:width="1dp" andr...