大约有 46,000 项符合查询结果（耗时：0.0281秒） [XML]
Tactics for using PHP in a high-load site
...loads. Treat me as (sigh) an alien that has just landed on the planet, albeit one that knows PHP and a few optimisation techniques.
...
Is the size of C “int” 2 bytes or 4 bytes?
...Integer variable in C occupy 2 bytes or 4 bytes? What are the factors that it depends on?
13 Answers
...
Detecting programming language from a snippet
...
I think that the method used in spam filters would work very well. You split the snippet into words. Then you compare the occurences of these words with known snippets, and compute the probability that this snippet is written in language X for every language you're interested in.
http://en.wikiped...
std::wstring VS std::string
..._t.
char vs. wchar_t
char is supposed to hold a character, usually an 8-bit character.
wchar_t is supposed to hold a wide character, and then, things get tricky:
On Linux, a wchar_t is 4 bytes, while on Windows, it's 2 bytes.
What about Unicode, then?
The problem is that neither char nor wchar_t...
Why should casting be avoided? [closed]
...oid casting types as much as possible since I am under the impression that it's poor coding practice and may incur a performance penalty.
...
What vim plugins are available for Eclipse? [closed]
... is not the correct approach in my opinion. You want to retain the flexibility and functionality of the IDE while gaining the editing power of Vim.
viPlugin
I used viPlugin when I was working with Eclipse. However it is not free (unlike the IntelliJ Idea Vim plugin). It also is not as thorough as ...
Why does range(start, end) not include end?
...
Because it's more common to call range(0, 10) which returns [0,1,2,3,4,5,6,7,8,9] which contains 10 elements which equals len(range(0, 10)). Remember that programmers prefer 0-based indexing.
Also, consider the following common code...
Why isn't Python very good for functional programming? [closed]
...ised that Python didn't get much of a mention in this question, and when it was mentioned, it normally wasn't very positive. However, not many reasons were given for this (lack of pattern matching and algebraic data types were mentioned). So my question is: why isn't Python very good for functiona...
What is “overhead”?
...tudent in Computer Science and I am hearing the word "overhead" a lot when it comes to programs and sorts. What does this mean exactly?
...
What is Java Servlet?
...ts) to give a higher-level abstraction than the "here's an HTTP request, write to this HTTP response" level which servlets provide.
Servlets run in a servlet container which handles the networking side (e.g. parsing an HTTP request, connection handling etc). One of the best-known open source servle...