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Variable name as a string in Javascript
...compile to an older Javascript spec. You can see in this example (jsfiddle.net/bigpopakap/wq891ghr/2) that the {variable} syntax is just short for {variable: variable}, so it is impossible to use the variable name from the calling function
– bigpopakap
Jun 8 at...
为AppInventor2开发自己的拓展(Extension) - App Inventor 2 拓展 - 清泛IT社区，为创新赋能！
...ntent.Intent;import android.content.res.AssetFileDescriptor;import android.net.Uri;import com.google.appinventor.components.annotations.DesignerComponent;import com.google.appinventor.components.annotations.DesignerProperty;import com.google.appinventor.components.annotations.PropertyCategory;import...
Debugging with command-line parameters in Visual Studio
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In Visual Studio 2017 with a .NET Core console application do the following:
Right click on the Project in the Solution window, select "Properties", Debug (on the left side), and enter the arguments into the field "Application Arguments".
Note that they...
How can I detect if a selector returns null?
...stingElement.doSomething(); //<-executes on #iExist
http://jsfiddle.net/vhbSG/
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Matching an empty input box using CSS
...hn Doe" required/>
For reference, JSFiddle here: http://jsfiddle.net/0sf6m46j/
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Ruby, !! operator (a/k/a the double-bang) [duplicate]
...only false-y values are false and nil. Everything else is truth-y: phrogz.net/ProgrammingRuby/language.html#truthvalues I've edited my answer to make this more clear.
– pkaeding
Aug 15 '12 at 23:17
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Inserting a tab character into text using C#
...ill display something that is NOT ALWAYS correctly aligned.
Example in VB.Net:
Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load
TextBox1.Text = "Bernard" + vbTab + "32"
TextBox2.Text = "Luc" + vbTab + "47"
TextBox3.Text = "François-Victor" + vbTab + "12"
E...
Loop through a date range with JavaScript
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I have tried multiple solutions on the internet. Weird is that it skips sometimes some days. Like 1.12, 2.12, 3.12, 5.12... (notice that 4.12 is skipped) i have no idea why it happens... Anyone got this problem and found a solution?
– Erik Kubica
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Bad class file magic or version
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get the latest progaurd.jar file from here (http://proguard.sourceforge.net)
replace the existing android-sdks/tools/proguard/lib/proguard.jar with new .jar file.
Hopefully this should help you.
If u using java 8 then you should upgrade to proguard 5.x coz proguard 4.x does not support java 8.
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Initializing C# auto-properties [duplicate]
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This is one of those places where the VB.NET team got it right - in VB you can declare your property and set it in the same line like this: Public Property MyProp As String = "asdf". Unfortunately, you can't declare a public getter and a private setter like you can...