大约有 48,000 项符合查询结果（耗时：0.0761秒） [XML]
Java dynamic array sizes?
...w one and copy the data from the old to the new:
int[] oldItems = new int[10];
for (int i = 0; i < 10; i++) {
oldItems[i] = i + 10;
}
int[] newItems = new int[20];
System.arraycopy(oldItems, 0, newItems, 0, 10);
oldItems = newItems;
If you find yourself in this situation, I'd highly recomm...
LINQ Group By into a Dictionary Object
...
answered Oct 11 '16 at 10:10
RuudvKRuudvK
41333 silver badges88 bronze badges
...
HTTP Error 500.19 and error code : 0x80070021
... should Fix the HTTP 500.19!
EDIT 11-FEB-2016 Just got an issue on Windows 10 Pro, IIS 10, This time, it was an HTTP 404.0. The fix is still the same, turn on "HTTP Activation" under Windows Features -> .NET Framework 4.6 Advanced Services -> WCF Services -> HTTP Activation
...
Why use apparently meaningless do-while and if-else statements in macros?
...
jfm3jfm3
33.2k1010 gold badges2929 silver badges3535 bronze badges
...
How do I include a newline character in a string in Delphi?
...) the following is defined:
const
sLineBreak = {$IFDEF LINUX} AnsiChar(#10) {$ENDIF}
{$IFDEF MSWINDOWS} AnsiString(#13#10) {$ENDIF};
This is from Delphi 2009 (notice the use of AnsiChar and AnsiString). (Line wrap added by me.)
So if you want to make your TLabel wrap, make sur...
Error Dropping Database (Can't rmdir '.test\', errno: 17)
...e the files`?
– Black
Mar 14 '17 at 10:04
I have created the files in the database directory. My issue resolved after ...
ERROR 1396 (HY000): Operation CREATE USER failed for 'jack'@'localhost'
...
I'm seeing the same problem with 10.1.21, but "flush privileges" didn't make any difference. I drop the user, flush, and then create, which fails with "ERROR 1396 (HY000) at line 7: Operation CREATE USER failed for ...". I wish I could get mysql/mariadb to e...
Should I use Java's String.format() if performance is important?
...v_time = System.currentTimeMillis();
long time;
for( i = 0; i< 100000; i++){
String s = "Blah" + i + "Blah";
}
time = System.currentTimeMillis() - prev_time;
System.out.println("Time after for loop " + time);
prev_time = System.currentTimeMillis();
for( i = ...
PHP Session Security
...t a security system.
– rook
Apr 23 '10 at 16:32
24
@The Rook, it may be a trivial barrier (the at...
Simple way to repeat a String in java
...
NicolaiNicolai
30.3k1212 gold badges103103 silver badges224224 bronze badges
4
...