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PHP variables in anonymous functions
I was playing around with anonymous functions in PHP and realized that they don't seem to reach variables outside of them.
Is there any way to get around this problem?
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std::string to float or double
I'm trying to convert std::string to float/double .
I tried:
15 Answers
15
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How can I make a time delay in Python? [duplicate]
I would like to know how to put a time delay in a Python script.
13 Answers
13
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What is “rvalue reference for *this”?
Came across a proposal called "rvalue reference for *this" in clang's C++11 status page .
3 Answers
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How can I tell which homebrew formulae are upgradable?
I know when I brew update , it lists all ==> Updated Formulae , but when I've updated several times without running brew upgrade , how do I get a list of all apps that could be upgraded?
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How can I show hidden files (starting with period) in NERDTree?
How can I make NERDTree show files that begin with an . (period)?
1 Answer
1
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How to use NULL or empty string in SQL
I would like to know how to use NULL and an empty string at the same time in a WHERE clause in SQL Server. I need to find records that have either null values or an empty string. Thanks.
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How to print third column to last column?
...ying to remove the first two columns (of which I'm not interested in) from a DbgView log file. I can't seem to find an example that prints from column 3 onwards until the end of the line. Note that each line has variable number of columns.
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How to undo the effect of “set -e” which makes bash exit immediately if any command fails?
After entering set -e in an interactive bash shell, bash will exit immediately if any command exits with non-zero. How can I undo this effect?
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