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Bash: Strip trailing linebreak from output
When I execute commands in Bash (or to be specific, wc -l < log.txt ), the output contains a linebreak after it. How do I get rid of it?
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How to disable back swipe gesture in UINavigationController on iOS 7
In iOS 7 Apple added a new default navigation behavior. You can swipe from the left edge of the screen to go back on the navigation stack. But in my app, this behavior conflicts with my custom left menu. So, is it possible to disable this new gesture in UINavigationController?
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Conventions for exceptions or error codes
Yesterday I was having a heated debate with a coworker on what would be the preferred error reporting method. Mainly we were discussing the usage of exceptions or error codes for reporting errors between application layers or modules.
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Why does calling a method in my derived class call the base class method?
Consider this code:
16 Answers
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What is the difference between a 'closure' and a 'lambda'?
Could someone explain? I understand the basic concepts behind them but I often see them used interchangeably and I get confused.
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AttributeError: 'module' object has no attribute
I have two python modules:
14 Answers
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Cosine Similarity between 2 Number Lists
I need to calculate the cosine similarity between two lists , let's say for example list 1 which is dataSetI and list 2 which is dataSetII . I cannot use anything such as numpy or a statistics module. I must use common modules (math, etc) (and the least modules as possible, at that, to reduc...
android View not attached to window manager
I am having some of the following exceptions:
13 Answers
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How can I get the MD5 fingerprint from Java's keytool, not only SHA-1?
As I want to use Google maps in my application, I need the debug certificates' MD5 fingerprint. I tried following.:
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Difference between null and empty (“”) Java String
What is the difference between null and the "" (empty string)?
22 Answers
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