大约有 38,000 项符合查询结果（耗时：0.0640秒） [XML]
How to achieve function overloading in C?
...
|
show 3 more comments
244
...
Round a double to 2 decimal places [duplicate]
...es: 27.987654321987 -> 27.99). But I guess it's best to avoid it, since more reliable ways are readily available, with cleaner code too.
So, use this instead
(Adapted from this answer by Louis Wasserman and this one by Sean Owen.)
public static double round(double value, int places) {
if ...
Find size of Git repository
...
UPDATE git 1.8.3 introduced a more efficient way to get a rough size: git count-objects -vH (see answer by @VonC)
For different ideas of "complete size" you could use:
git bundle create tmp.bundle --all
du -sh tmp.bundle
Close (but not exact:)
git g...
How to do a regular expression replace in MySQL?
...
|
show 3 more comments
131
...
Comparison of full text search engine - Lucene, Sphinx, Postgresql, MySQL?
... memory the indexer process uses too.
Scalability is where my knowledge is more sketchy - but it's easy enough to copy index files to multiple machines and run several searchd daemons. The general impression I get from others though is that it's pretty damn good under high load, so scaling it out ac...
Captured variable in a loop in C#
...if you refer to variables in multiple scopes, but it works :)
Note that a more common occurrence of this problem is using for or foreach:
for (int i=0; i < 10; i++) // Just one variable
foreach (string x in foo) // And again, despite how it reads out loud
See section 7.14.4.2 of the C# 3.0 sp...
How to flip windows in vim? [duplicate]
...
|
show 1 more comment
86
...
How do Python functions handle the types of the parameters that you pass in?
...uch that, if it has once referred to an object of type X, it's then forevermore constrained to refer only to other objects of type X. Constraints on names are not part of the concept of "strong typing", though some enthusiasts of static typing (where names do get constrained, and in a static, AKA c...
RegEx match open tags except XHTML self-contained tags
...d and the dread realm of c͒ͪo͛ͫrrupt entities (like SGML entities, but more corrupt) a mere glimpse of the world of regex parsers for HTML will instantly transport a programmer's consciousness into a world of ceaseless screaming, he comes, the pestilent slithy regex-infection will devou...