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Checking if array is multidimensional or not?
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136
The short answer is no you can't do it without at least looping implicitly if the 'second dimen...
Why is “while ( !feof (file) )” always wrong?
...o, scanf:
for (int a, b, c; scanf("%d %d %d", &a, &b, &c) == 3; ) {
consume(a, b, c);
}
The result we must use is the return value of scanf, the number of elements converted.
C++, iostreams formatted extraction:
for (int n; std::cin >> n; ) {
consume(n);
}
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Using “this” with class name
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138
Usually, you can use only this. But, sometimes this makes reference to an inner class... so, fo...
Calculate difference in keys contained in two Python dictionaries
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234
You can use set operations on the keys:
diff = set(dictb.keys()) - set(dicta.keys())
Here is...
How to iterate through all git branches using bash script
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13 Answers
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Makefile, header dependencies
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edited Nov 11 '12 at 7:39
community wiki
4 r...
How to calculate the CPU usage of a process by PID in Linux from C?
... (from Documentation/filesystems/proc.txt in your kernel source):
Table 1-3: Contents of the stat files (as of 2.6.22-rc3)
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Field Content
pid process id
tcomm filename of the executable
s...
Get Android Phone Model programmatically
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333
On many popular devices the market name of the device is not available. For example, on the Sa...
C++ mark as deprecated
... macro?
– Daniel Ryan
Nov 19 '15 at 3:20
2
@Zammbi You should be able to, as macro is handled by ...
When to use reinterpret_cast?
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edited Aug 30 '19 at 8:57
leiyc
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answered Feb 21 '09...