大约有 47,000 项符合查询结果（耗时：0.1049秒） [XML]
What does character set and collation mean exactly?
...
four letters: 'A', 'B', 'a', 'b'. We
give each letter a number: 'A' = 0,
'B' = 1, 'a' = 2, 'b' = 3. The letter
'A' is a symbol, the number 0 is the
encoding for 'A', and the combination
of all four letters and their
encodings is a character set.
Now, suppose that we want to compa...
Preserve Line Breaks From TextArea When Writing To MySQL
...
|
edited Jul 20 '12 at 13:33
Zuul
15.7k66 gold badges5656 silver badges8686 bronze badges
an...
Reason to Pass a Pointer by Reference in C++?
...
|
edited Dec 20 '15 at 22:51
Ziezi
5,81133 gold badges3232 silver badges4343 bronze badges
a...
How to get an MD5 checksum in PowerShell
...
20
@davor that keeps the stream open for an indeterminate period of time, so you can't delete the file until Powershell is closed. $stream = [...
Does JavaScript have the interface type (such as Java's 'interface')?
...
answered Sep 14 '10 at 15:26
cHaocHao
76.3k1818 gold badges132132 silver badges164164 bronze badges
...
How to download source in ZIP format from GitHub?
...
answered May 1 '10 at 19:15
KurtKurt
4,21722 gold badges2424 silver badges3333 bronze badges
...
how can I Update top 100 records in sql server
I want to update the top 100 records in SQL Server. I have a table T1 with fields F1 and F2 . T1 has 200 records. I want to update the F1 field in the top 100 records. How can I update based on TOP 100 in SQL Server?
...
Why can't I call read() twice on an open file?
...question directly, once a file has been read, with read() you can use seek(0) to return the read cursor to the start of the file (docs are here). If you know the file isn't going to be too large, you can also save the read() output to a variable, using it in your findall expressions.
Ps. Dont forge...
How can I pass a member function where a free function is expected?
...void* context) {
fptr(context, 17, 42);
}
void non_member(void*, int i0, int i1) {
std::cout << "I don't need any context! i0=" << i0 << " i1=" << i1 << "\n";
}
struct foo {
void member(int i0, int i1) {
std::cout << "member function: this=" ...
Purpose of Unions in C and C++
...behavior is described as producing implementation-defined behavior in C89/90.
EDIT: Using unions for the purposes of type punning (i.e. writing one member and then reading another) was given a more detailed definition in one of the Technical Corrigenda to the C99 standard (see DR#257 and DR#283). H...