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Difference between two lists
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242
Using Except is exactly the right way to go. If your type overrides Equals and GetHashCode, or ...
How expensive is RTTI?
...reflect the change in runtime memory usage.
A quick experiment (using GCC 4.4.3 on Ubuntu 10.04 64-bit) shows that -fno-rtti actually increases the binary size of a simple test program by a few hundred bytes. This happens consistently across combinations of -g and -O3. I'm not sure why the size wou...
How can I strip first X characters from string using sed?
... in a small industrial box. I have a variable containing the text pid: 1234 and I want to strip first X characters from the line, so only 1234 stays. I have more variables I need to "clean", so I need to cut away X first characters and ${string:5} doesn't work for some reason in my system.
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design a stack such that getMinimum( ) should be O(1)
...:
Real stack Min stack
5 --> TOP 1
1 1
4 2
6 2
2 2
After popping twice you get:
Real stack Min stack
4 2
6 2
2 2
Please let me know if this isn't enough in...
Why doesn't 'ref' and 'out' support polymorphism?
...iable of type Mammal.
Clearly we want to make that illegal.
Conclusion 4: out parameters cannot be made "larger".
Final conclusion: Neither ref nor out parameters may vary their types. To do otherwise is to break verifiable type safety.
If these issues in basic type theory interest you, cons...
Creating the Singleton design pattern in PHP5
... Arount
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answered Oct 15 '08 at 0:45
user19302user19302
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Swift - Split string over multiple lines
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452
Swift 4 includes support for multi-line string literals. In addition to newlines they can also...
Why do we need break after case statements?
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94
Sometimes it is helpful to have multiple cases associated with the same code block, such as
cas...
bash: Bad Substitution
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answered Dec 16 '13 at 16:44
Vanni TotaroVanni Totaro
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