大约有 47,000 项符合查询结果（耗时：0.0611秒） [XML]
Copy values from one column to another in the same table
...ion is:
UPDATE `table` SET test=number
Here table is the table name and it's surrounded by grave accent (aka back-ticks `) as this is MySQL convention to escape keywords (and TABLE is a keyword in that case).
BEWARE, that this is pretty dangerous query which will wipe everything in column test i...
Is there a limit on how much JSON can hold?
...ery, JSON, and AJAX for a comment system. I am curious, is there a size limit on what you can send through/store with JSON? Like if a user types a large amount and I send it through JSON is there some sort of maximum limit?
...
jQuery object equality
... you can check their unique IDs. Every time you create a new jQuery object it gets an id.
if ($.data(a) == $.data(b)) {
// the same object!
}
Though, the same could be achieved with a simple a === b, the above might at least show the next developer exactly what you're testing for.
In any cas...
Git keeps asking me for my ssh key passphrase
I created keys as instructed in the github tutorial, registered them with github, and tried using ssh-agent explicitly — yet git continues to ask me for my passphrase every time I try to do a pull or a push.
...
How to use GNU Make on Windows?
...
Here's how I got it to work:
copy c:\MinGW\bin\mingw32-make.exe c:\MinGW\bin\make.exe
Then I am able to open a command prompt and type make:
C:\Users\Dell>make
make: *** No targets specified and no makefile found. Stop.
Which ...
What is WCF RIA services?
I hate MSDN's site for WCF RIA services. It does not say what it is, it only says what it does. It says what it can achieve but does not say why I need it.
...
How do I free my port 80 on localhost Windows?
I installed XAMPP 1.6.8 and for some reason it didn't work. Later realized port 80 is not free or not listening. How can I release it or make it free?
...
How to find a hash key containing a matching value
Given I have the below clients hash, is there a quick ruby way (without having to write a multi-line script) to obtain the key given I want to match the client_id? E.g. How to get the key for client_id == "2180" ?
...
How do HTML parses work if they're not using regexp?
...Ex to parse HTML, lest you feel the wrath!" (that last part is sometimes omitted).
5 Answers
...
Trust Anchor not found for Android SSL Connection
I am trying to connect to an IIS6 box running a godaddy 256bit SSL cert, and I am getting the error :
17 Answers
...