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How do I check if a variable exists?
I want to check if a variable exists. Now I'm doing something like this:
11 Answers
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Making a mocked method return an argument that was passed to it
Consider a method signature like:
10 Answers
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How to run a class from Jar which is not the Main-Class in its Manifest file
I have a JAR with 4 classes, each one has Main method. I want to be able to run each one of those as per the need. I am trying to run it from command-line on Linux box.
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plot with custom text for x axis points
I am drawing a plot using matplotlib and python like the sample code below.
2 Answers
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PowerShell: Run command from script's directory
I have a PowerShell script that does some stuff using the script’s current directory. So when inside that directory, running .\script.ps1 works correctly.
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How to size an Android view based on its parent's dimensions
How can I size a view based on the size of its parent layout. For example I have a RelativeLayout that fills the full screen, and I want a child view, say an ImageView , to take up the whole height, and 1/2 the width?
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Begin, Rescue and Ensure in Ruby?
I've recently started programming in Ruby, and I am looking at exception handling.
7 Answers
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Delete directory with files in it?
I wonder, what's the easiest way to delete a directory with all its files in it?
33 Answers
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Prevent onmouseout when hovering child element of the parent absolute div WITHOUT jQuery
I am having trouble with the onmouseout function in an absolute positoned div. When the mouse hits a child element in the div, the mouseout event fires, but I do not want it to fire until the mouse is out of the parent, absolute div.
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FileNotFoundException while getting the InputStream object from HttpURLConnection
I am trying to send a post request to a url using HttpURLConnection (for using cUrl in java).
The content of the request is xml and at the end point, the application processes the xml and stores a record to the database and then sends back a response in form of xml string. The app is hosted on apac...