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How to get the build/version number of your Android application?
I need to figure out how to get or make a build number for my Android application. I need the build number to display in the UI.
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Uint8Array to string in Javascript
I have some UTF-8 encoded data living in a range of Uint8Array elements in Javascript. Is there an efficient way to decode these out to a regular javascript string (I believe Javascript uses 16 bit Unicode)? I dont want to add one character at the time as the string concaternation would become to CP...
Traverse all the Nodes of a JSON Object Tree with JavaScript
I'd like to traverse a JSON object tree, but cannot find any library for that. It doesn't seem difficult but it feels like reinventing the wheel.
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Xcode debugging - displaying images
I love using the Xcode debugger. You can take a look at a variable's value and even change it.
6 Answers
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Drop unused factor levels in a subsetted data frame
I have a data frame containing a factor . When I create a subset of this dataframe using subset or another indexing function, a new data frame is created. However, the factor variable retains all of its original levels, even when/if they do not exist in the new dataframe.
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C++ catching all exceptions
Is there a c++ equivalent of Java's
15 Answers
15
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How do I format a date with Dart?
I have an instance of DateTime and I would like to format that to a String. How do I do that? I want to turn the date into a string, something like "2013-04-20".
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How to validate a url in Python? (Malformed or not)
I have url from the user and I have to reply with the fetched HTML.
10 Answers
10
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Scanner is skipping nextLine() after using next() or nextFoo()?
I am using the Scanner methods nextInt() and nextLine() for reading input.
19 Answers
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How to search file text for a pattern and replace it with a given value
I'm looking for a script to search a file (or list of files) for a pattern and, if found, replace that pattern with a given value.
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