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Is there any significant difference between using if/else and switch-case in C#?
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348
SWITCH statement only produces same assembly as IFs in debug or compatibility mode. In release,...
How to 'grep' a continuous stream?
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1364
Turn on grep's line buffering mode when using BSD grep (FreeBSD, Mac OS X etc.)
tail -f file | ...
What is Bit Masking?
...lying the mask to the value means that we want to clear the first (higher) 4 bits, and keep the last (lower) 4 bits. Thus we have extracted the lower 4 bits. The result is:
Mask: 00001111b
Value: 01010101b
Result: 00000101b
Masking is implemented using AND, so in C we get:
uint8_t stuff(...) ...
Convert character to ASCII numeric value in java
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edited May 9 '13 at 9:44
answered May 9 '13 at 9:31
Sud...
Save modifications in place with awk
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In GNU Awk 4.1.0 (released 2013) and later, it has the option of "inplace" file editing:
[...] The "inplace" extension, built using the new facility, can be used to simulate the GNU "sed -i" feature. [...]
Example usage:
$ gawk -i inp...
Speed up the loop operation in R
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438
Biggest problem and root of ineffectiveness is indexing data.frame, I mean all this lines wher...
Performance of Find() vs. FirstOrDefault() [duplicate]
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devshortsdevshorts
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How to run a program without an operating system?
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Peter Cordes
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answered Feb 26 '14 at 22:23
KissielKissie...
Is there a way to specify how many characters of a string to print out using printf()?
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edited Feb 14 '19 at 15:42
answered Feb 10 '10 at 19:08
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Why would a static nested interface be used in Java?
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answered Sep 16 '08 at 16:46
Jesse GlickJesse Glick
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