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Error when trying vagrant up
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edited Oct 21 '17 at 9:10
Jitendra
8621111 silver badges2323 bronze badges
answered Jun 17...
RegEx: Grabbing values between quotation marks
...'ve been using the following with great success:
(["'])(?:(?=(\\?))\2.)*?\1
It supports nested quotes as well.
For those who want a deeper explanation of how this works, here's an explanation from user ephemient:
([""']) match a quote; ((?=(\\?))\2.) if backslash exists, gobble it, and wheth...
How exactly does a generator comprehension work?
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147
Do you understand list comprehensions? If so, a generator expression is like a list comprehens...
Why does the C++ map type argument require an empty constructor when using []?
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165
This issue comes with operator[]. Quote from SGI documentation:
data_type& operator[...
Test whether a glob has any matches in bash
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19 Answers
19
Active
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How do I decode a string with escaped unicode?
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108
Edit (2017-10-12):
@MechaLynx and @Kevin-Weber note that unescape() is deprecated from non-br...
Open Graph namespace declaration: HTML with XMLNS or head prefix?
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edited Aug 14 '13 at 5:42
Matt Beckman
4,90544 gold badges2626 silver badges4040 bronze badges
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Write to .txt file?
...txt", "w");
if (f == NULL)
{
printf("Error opening file!\n");
exit(1);
}
/* print some text */
const char *text = "Write this to the file";
fprintf(f, "Some text: %s\n", text);
/* print integers and floats */
int i = 1;
float py = 3.1415927;
fprintf(f, "Integer: %d, float: %f\n", i, py);
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