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How to get 0-padded binary representation of an integer in java?
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I think this is a suboptimal solution, but you could do
String.format("%16s", Integer.toBinaryString(1)).replace(' ', '0')
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How to read from a file or STDIN in Bash?
The following Perl script ( my.pl ) can read from either the file on the command line args or from STDIN:
15 Answers
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Check string for palindrome
A palindrome is a word, phrase, number or other sequence of units that can be read the same way in either direction.
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Recursively list files in Java
How do I recursively list all files under a directory in Java? Does the framework provide any utility?
26 Answers
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Finish all previous activities
My application has the following flow screens :
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how to check if object already exists in a list
...c situation. For example, the dictionary approach would be quite good assuming:
The list is relatively stable (not a lot of inserts/deletions, which dictionaries are not optimized for)
The list is quite large (otherwise the overhead of the dictionary is pointless).
If the above are not true for yo...
Xcode 5 - “iOS Simulator failed to install application” every time I switch simulators
Using Xcode 5 GM, anytime I switch to the 5.1, 6.0 or 6.1 simulators to test, I get the error "iOS Simulator failed to install application." When I reset the simulator it works, but this is getting very tiring.
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Insertion Sort vs. Selection Sort
I am trying to understand the differences between Insertion Sort and Selection Sort.
20 Answers
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How to remove all the occurrences of a char in c++ string
I am using following:
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What does void* mean and how to use it?
Today when I was reading others' code, I saw something like void *func(void* i); , what does this void* mean here for the function name and for the variable type, respectively?
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