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How to compare strings in Bash
How do I compare a variable to a string (and do something if they match)?
10 Answers
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How can I load an object into a variable name that I specify from an R data file?
When you save a variable in an R data file using save , it is saved under whatever name it had in the session that saved it. When I later go to load it from another session, it is loaded with the same name, which the loading script cannot possibly know. This name could overwrite an existing variabl...
How to construct a relative path in Java from two absolute paths (or URLs)?
...t has a relativize method which does all the necessary checks for you.
String path = "/var/data/stuff/xyz.dat";
String base = "/var/data";
String relative = new File(base).toURI().relativize(new File(path).toURI()).getPath();
// relative == "stuff/xyz.dat"
Please note that for file path there's j...
$watch an object
I want to watch for changes in a dictionary, but for some reason watch callback is not called.
8 Answers
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How to capitalize the first letter in a String in Ruby
The upcase method capitalizes the entire string, but I need to capitalize only the first letter.
8 Answers
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Xcode debugger doesn't print objects and shows nil, when they aren't
Xcode shows an error when trying to print an object with po <objectName> , but only for one project.
14 Answers
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C++ equivalent of StringBuffer/StringBuilder?
Is there a C++ Standard Template Library class that provides efficient string concatenation functionality, similar to C#'s StringBuilder or Java's StringBuffer ?
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Google Maps API - Get Coordinates of address
I would like to convert addresses into long/lat.
4 Answers
4
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Is there a string math evaluator in .NET?
If I have a string with a valid math expression such as:
16 Answers
16
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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...