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Why do we need argc while there is always a null at the end of argv?
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106
Yes, argv[argc]==NULL is guaranteed. See C11 5.1.2.2.1 Program startup (my emphasis)
If t...
RegEx to find two or more consecutive chars
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198
This should do the trick:
[a-zA-Z]{2,}
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DESTDIR and PREFIX of make
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189
./configure --prefix=***
Number 1 determines where the package will go when it is install...
Is == in PHP a case-sensitive string comparison?
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101
Yes, == is case sensitive.
You can use strcasecmp for case insensitive comparison
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jQuery / Javascript - How do I convert a pixel value (20px) to a number value (20)
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185
No jQuery required for this, Plain Ol' JS (tm) will do ya,
parseInt(a, 10);
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What exactly is a Maven Snapshot and why do we need it?
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13 Answers
13
Active
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Find and copy files
... of the arguments to cp reversed:
find /home/shantanu/processed/ -name '*2011*.xml' -exec cp "{}" /home/shantanu/tosend \;
Please, note: the find command use {} as placeholder for matched file.
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git: Show index diff in commit message as comment
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149
The --verbose (or -v) flag for git commit will display the diff of what would be committed:
g...
How do I use the includes method in lodash to check if an object is in the collection?
...s will work because there is only one instance of {"b": 2}:
var a = {"a": 1}, b = {"b": 2};
_.includes([a, b], b);
> true
On the other hand, the where(deprecated in v4) and find methods compare objects by their properties, so they don't require reference equality. As an alternative to includes...
How to set std::tuple element by index?
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127
std::get returns a reference to the value. So you set the value like this:
std::get<0>(...