大约有 41,000 项符合查询结果（耗时：0.0671秒） [XML]
Artificially create a connection timeout error
...
The following URL always gives a timeout, and combines the best of @Alexander and @Emu's answers above:
http://example.com:81
Using example.com:81 is an improvement on Alexander's answer because example.com is reserved by the DNS st...
SELECT * WHERE NOT EXISTS
...thing.
Assuming these tables should be joined on employeeID, use the following:
SELECT *
FROM employees e
WHERE NOT EXISTS
(
SELECT null
FROM eotm_dyn d
WHERE d.employeeID = e.id
)
You can join these tables with a LEFT JOIN keyword and fil...
Programmer Puzzle: Encoding a chess board state throughout a game
...s “all subsequent legal moves”. The problem also says nothing about knowing the moves up to this point. That’s actually a problem as I’ll explain.
Castling
The game has proceeded as follows:
e4 e5
Nf3 Nc6
Bb5 a6
Ba4 Bc5
The board looks as follows:
White has the option of castling...
How can I pass arguments to a batch file?
...
It's not a bug because %* never worked in MS-DOS or Win9x in the first place.
– Kef Schecter
Nov 23 '11 at 4:54
...
How do I echo and send console output to a file in a bat script?
...put to a text file. Is there a way to have the output show on the console window as well?
12 Answers
...
Should a Netflix or Twitter-style web service use REST or SOAP? [closed]
... bigger picture. Talking about envelope bytes is like talking about loop unwinding when comparing a quick-sort to a shell-sort. There are scenarios where SOAP can perform better, and there are scenarios where REST can perform better. Context is everything.
REST gains much of its performance advanta...
What Computer Science concepts should I know? [closed]
...
Operating system concepts: Modern operating systems
People skills: How to win friends and influence people
Teamwork: Peopleware
User interface design: The inmates are running the asylum
share
|
im...
How to give ASP.NET access to a private key in a certificate in the certificate store?
...n that accesses private key in a certificate in the certificates store. On Windows Server 2003 I was able to use winhttpcertcfg.exe to give private key access to the NETWORK SERVICE account. How do I give permissions to access a Private Key in a certificate in the certificate store (Local Computer\P...
Disable developer mode extensions pop up in Chrome
...ions disabled" popup if you try restarting Chrome at this point.
Then for Windows 7 or Windows 8:
Download Chrome group policy templates here
Copy [zip]\windows\admx\chrome.admx to c:\windows\policydefinitions
Copy [zip]\windows\admx\[yourlanguage]\chrome.adml to c:\windows\policydefinitions\[...
git:// protocol blocked by company, how can I get around that?
...Git provides a way to rewrite URLs using git config. Simply issue the following command:
git config --global url."https://".insteadOf git://
Now, as if by magic, all git commands will perform a substitution of git:// to https://
What Changes Did This Command Make?
Take a look at your global con...