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How to get image height and width using java?
Is there any other way besides using ImageIO.read to get image height and width?
13 Answers
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How to extract a string using JavaScript Regex?
I'm trying to extract a substring from a file with JavaScript Regex. Here is a slice from the file :
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Private and protected constructor in Scala
I've been curious about the impact of not having an explicit primary constructor in Scala, just the contents of the class body.
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Moving and vanishing lines of code; trouble with Eclipse's XML Editor
Sometimes my code moves on its own or just disappears in the Eclipse XML editor.
7 Answers
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Does python have an equivalent to Java Class.forName()?
I have the need to take a string argument and create an object of the class named in that string in Python. In Java, I would use Class.forName().newInstance() . Is there an equivalent in Python?
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Open a file with Notepad in C#
...#? I don't mean reading it by textreader and readline(). I mean open it as an independent file in notepad.
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How do I check if a given string is a legal/valid file name under Windows?
I want to include a batch file rename functionality in my application. A user can type a destination filename pattern and (after replacing some wildcards in the pattern) I need to check if it's going to be a legal filename under Windows. I've tried to use regular expression like [a-zA-Z0-9_]+ but ...
Get an array of list element contents in jQuery
I have a structure like this:
6 Answers
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Hashset vs Treeset
I've always loved trees, that nice O(n*log(n)) and the tidiness of them. However, every software engineer I've ever known has asked me pointedly why I would use a TreeSet . From a CS background, I don't think it matters all that much which you use, and I don't care to mess around with hash functi...