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Why is C so fast, and why aren't other languages as fast or faster? [closed]
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There isn't much that's special about C. That's one of the reasons why it's fast.
Newer languages which have support for garbage collection, dynamic typing and other facilities which make it easier for the programmer to write programs.
The catch is, there is additional ...
STL or Qt containers?
...u totally right, that's what I tried to explain in my question ("I can see one reason to prefer Qt") so I edited it slightly. Thanks
– Julien-L
Nov 4 '09 at 9:08
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Signed versus Unsigned Integers
...al today) in use today is two's complement. Other representations include one's complement (quite rare) and signed magnitude (vanishingly rare - probably only used on museum pieces) which is simply using the high bit as a sign indicator with the remain bits representing the absolute value of the nu...
How to print without newline or space?
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Can someone explain why would I need to flush and what does it do actually?
– Rishav
Feb 4 '19 at 21:16
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Codesign error: Provisioning profile cannot be found after deleting expired profile
...so I removed it from the iPod and from iTunes. When I chose a new profile (one with an * in the identifier), I now get an error:
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How to find patterns across multiple lines using grep?
...)*efg' test.txt
where -M, --multiline allow patterns to match more than one line
There is a newer pcre2grep also. Both are provided by the PCRE project.
pcre2grep is available for Mac OS X via Mac Ports as part of port pcre2:
% sudo port install pcre2
and via Homebrew as:
% brew install pc...
Read/Write 'Extended' file properties (C#)
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how would one set one of these values? for e.g. Author or publisher for a .txt file. I am on win 7 and used this and it does show a blank author and publisher and 282 other properties
– Vaibhav Garg
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How to navigate through textfields (Next / Done Buttons)
...can I navigate through all my text fields with the "Next" Button on the iPhone Keyboard?
34 Answers
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How do I add a class to a given element?
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If the only work on the whole page that needs to be done with JavaScript is this class name addition, then yes. But I can't see this being the only dynamic part of the page. A library will help with everything else as well. At 30-50kb jQuery is hardly a hit worth discussing.
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How to change facet labels?
...Length ~~ (cm)))) it will not appear in mathematical expression. How would one show expressions as facet labels?
– Brian D
Feb 21 '18 at 14:26
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