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How can I check if a var is a string in JavaScript?
How can I check if a var is a string in JavaScript?
7 Answers
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Algorithm to compare two images
Given two different image files (in whatever format I choose), I need to write a program to predict the chance if one being the illegal copy of another. The author of the copy may do stuff like rotating, making negative, or adding trivial details (as well as changing the dimension of the image).
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Difference between a SOAP message and a WSDL?
I am confused about how SOAP messages and WSDL fit together? I have started looking into SOAP messages such as:
10 Answers...
What is the main difference between Inheritance and Polymorphism?
I was presented with this question in an end of module open book exam today and found myself lost. I was reading Head first Java and both definitions seemed to be exactly the same. I was just wondering what the MAIN difference was for my own piece of mind. I know there are a number of similar quest...
How to create a memory leak in Java?
I just had an interview, and I was asked to create a memory leak with Java.
Needless to say, I felt pretty dumb having no clue on how to even start creating one.
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namespaces for enum types - best practices
Often, one needs several enumerated types together. Sometimes, one has a name clash. Two solutions to this come to mind: use a namespace, or use 'larger' enum element names. Still, the namespace solution has two possible implementations: a dummy class with nested enum, or a full blown namespace.
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How to get a random number between a float range?
randrange(start, stop) only takes integer arguments. So how would I get a random number between two float values?
4 Answer...
Avoid synchronized(this) in Java?
Whenever a question pops up on SO about Java synchronization, some people are very eager to point out that synchronized(this) should be avoided. Instead, they claim, a lock on a private reference is to be preferred.
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How to slice an array in Bash
Looking the "Array" section in the bash(1) man page, I didn't find a way to slice an array.
4 Answers
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What is the difference between Non-Repeatable Read and Phantom Read?
What is the difference between non-repeatable read and phantom read?
9 Answers
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