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How to convert a std::string to const char* or char*?
...ice that the above is not exception safe. If anything between the new call and the delete call throws, you will leak memory, as nothing will call delete for you automatically. There are two immediate ways to solve this.
boost::scoped_array
boost::scoped_array will delete the memory for you upon go...
Checking from shell script if a directory contains files
...{#files} -gt 0 ]; or maybe you just forgot the () around the sub-shell command? files=($(shopt -s nullglob;shopt -s dotglob;echo /some/dir/*))
– stoutyhk
Jul 4 '13 at 17:48
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Best way to test SQL queries [closed]
...rrors. Essentially this results in sending mail to the incorrect customers and other 'problems' like that.
4 Answers
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What is the difference between an expression and a statement in Python?
In Python, what is the difference between expressions and statements?
14 Answers
14
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How to find what code is run by a button or element in Chrome using Developer Tools
I'm using Chrome and my own website.
5 Answers
5
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Compare two dates with JavaScript
...uggest a way to compare the values of two dates greater than, less than, and not in the past using JavaScript? The values will be coming from text boxes.
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What should every developer know about databases? [closed]
...ither regularly work with databases or may have to work with one someday. And considering the amount of misuse and abuse in the wild, and the volume of database-related questions that come up every day, it's fair to say that there are certain concepts that developers should know - even if they don'...
bash: mkvirtualenv: command not found
...erage the chance that virtualenvwrapper.sh is already in your shell's PATH and just issue a source `which virtualenvwrapper.sh`
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How to count the number of set bits in a 32-bit integer?
...ays addition'.
The 'best' algorithm really depends on which CPU you are on and what your usage pattern is.
Some CPUs have a single built-in instruction to do it and others have parallel instructions which act on bit vectors. The parallel instructions (like x86's popcnt, on CPUs where it's supported)...
The forked VM terminated without saying properly goodbye. VM crash or System.exit called
Please help me to solve this issue. I do not exactly understand what the error in the log means.
48 Answers
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