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What is a word boundary in regex?
I am using Java regexes in Java 1.6 (to parse numeric output, among other purposes) and cannot find a precise definition of \b ("word boundary"). I had assumed that -12 would be an "integer word" (matched by \b\-?\d+\b ) but it appears that this does not work. I'd be grateful to know of ways ...
What's the difference between the various methods to get a Context?
In various bits of Android code I've seen:
8 Answers
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How to clear the canvas for redrawing
After experimenting with composite operations and drawing images on the canvas I'm now trying to remove images and compositing. How do I do this?
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Calling a static method on a generic type parameter
I was hoping to do something like this, but it appears to be illegal in C#:
8 Answers
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Accessing class variables from a list comprehension in the class definition
How do you access other class variables from a list comprehension within the class definition? The following works in Python 2 but fails in Python 3:
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Replace a string in a file with nodejs
I use the md5 grunt task to generate MD5 filenames. Now I want to rename the sources in the HTML file with the new filename in the callback of the task. I wonder what's the easiest way to do this.
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How do you keep parents of floated elements from collapsing? [duplicate]
Although elements like <div> s normally grow to fit their contents, using the float property can cause a startling problem for CSS newbies: If floated elements have non-floated parent elements, the parent will collapse.
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How to implement “select all” check box in HTML?
I have an HTML page with multiple checkboxes.
29 Answers
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Gunicorn worker timeout error
I have setup gunicorn with 3 workers 30 worker connections and using eventlet worker class. It is setup behind Nginx. After every few requests, I see this in the logs.
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Undefined symbols for architecture arm64
I am getting a Apple Mach-O Linker Error everytime I import a file from CocoaPods.
41 Answers
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