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How do function pointers in C work?
... hlovdal, in this context it's interesting to explain that this is what enables one to write functionPtr = ******************addInt;
– Johannes Schaub - litb
May 10 '09 at 17:54
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emacs/elisp: What is the hash (pound, number sign, octothorp) symbol used for?
What does this do?
3 Answers
3
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what happens when you type in a URL in browser [closed]
Can somebody tell me what all happens behind the scenes from the time I type in a URL in the browser to the time when I get to see the page on the browser? A detailed account of the process would be of great help.
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Why are C# 3.0 object initializer constructor parentheses optional?
...oblems with unexpected interactions with features in the future.
All for what? A tiny customer benefit that adds no new representational power to the language, but does add crazy corner cases just waiting to yell "gotcha" at some poor unsuspecting soul who runs into it. Features like that get cut ...
How do I run a Java program from the command line on Windows?
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What's missing: if the class was declared to be in a certain package, then you have to put the .class file in the appropriate directory structure. Current directory is the default classpath, so you don't have to set -cp . man...
How do I check that a number is float or integer?
...imitive value that has no fractional part and is within the size limits of what can be represented as an exact integer.
function isFloat(n) {
return n === +n && n !== (n|0);
}
function isInteger(n) {
return n === +n && n === (n|0);
}
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What is the JavaScript convention for no operation?
What is the JavaScript convention for no operation? Like a Python pass command.
6 Answers
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What is the difference between t.belongs_to and t.references in rails?
What is the difference between t.references and t.belongs_to ?
Why are we having those two different words? It seems to me they do the same thing?
Tried some Google search, but find no explanation.
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Using sed to mass rename files
...00001-0708-*|sed 's/F0000\(.*\)/mv & F000\1/' | sh
Being able to see what's actually changing in the
s/search/replacement/ makes it much more readable. Also it won't keep
sucking characters out of your filename if you accidentally run it
twice or something.
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Transactions in REST?
...our ensure that your endpoints refer to nouns then it is usually intuitive what the standard GET, PUT, POST, DELETE verbs will do to that noun. RPC allows endpoints to be verbs themselves and therefore they can conflict with the HTTP verbs and the intent becomes confusing.
– ...