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How do I check whether a jQuery element is in the DOM?
Let's say that I define an element
11 Answers
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What are the differences between numpy arrays and matrices? Which one should I use?
What are the advantages and disadvantages of each?
5 Answers
5
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#include in .h or .c / .cpp?
When coding in either C or C++, where should I have the #include 's?
4 Answers
4
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Creating functions in a loop
I'm trying to create functions inside of a loop:
2 Answers
2
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Get the week start date and week end date from week number
I have a query that counts member's wedding dates in the database.
18 Answers
18
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Reference alias (calculated in SELECT) in WHERE clause
The calculated value BalanceDue that is set as a variable in the list of selected columns cannot be used in the WHERE clause.
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Swapping two variable value without using third variable
One of the very tricky questions asked in an interview.
27 Answers
27
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Is there a way to rename an Xcode 4 scheme?
I've been looking all over Xcode for this, but I can't find any place that allows you to rename an existing scheme in Xcode 4. Is this even possible?
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Is a Python dictionary an example of a hash table?
One of the basic data structures in Python is the dictionary, which allows one to record "keys" for looking up "values" of any type. Is this implemented internally as a hash table? If not, what is it?
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sed error: “invalid reference \1 on `s' command's RHS”
I run several substitution commands as the core of a colorize script for maven .
One of the sed commands uses a regular expression which works find in the shell as discussed here . The current (not working) implementation can be found here .
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