大约有 31,100 项符合查询结果（耗时：0.0511秒） [XML]
How to drop all user tables?
...'t require that I have authority on the Oracle server to delete and re-add my user. Bravo. Great answer.
– djangofan
May 11 '11 at 22:43
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Android: Storing username and password?
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If you use the AccountManager (as per my answer, and @Miguel's in a roundabout way) and somebody gets a hold of your GSM phone, they'll need to keep using your SIM to have access to your accounts, as it will invalidate stored credentials when the SIM changes.
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Fix warning “Capturing [an object] strongly in this block is likely to lead to a retain cycle” in AR
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Replying to myself:
My understanding of the documentation says that using keyword block and setting the variable to nil after using it inside the block should be ok, but it still shows the warning.
__block ASIHTTPRequest *request = [[A...
How to check if a string is a valid JSON string in JavaScript without using Try/Catch
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@Gumbo My comment is 1,5 year old! :] I don't remember, what I was doing two weeks ago and you asking me to recall that project? :] No, way... :]
– trejder
Mar 5 '14 at 9:25
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Send response to all clients except sender
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Here is my list (updated for 1.0):
// sending to sender-client only
socket.emit('message', "this is a test");
// sending to all clients, include sender
io.emit('message', "this is a test");
// sending to all clients except sender
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How do I add a tool tip to a span element?
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Here's the simple, built-in way:
<span title="My tip">text</span>
That gives you plain text tooltips. If you want rich tooltips, with formatted HTML in them, you'll need to use a library to do that. Fortunately there are loads of those.
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How to change collation of database, table, column?
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You need to either convert each table individually:
ALTER TABLE mytable CONVERT TO CHARACTER SET utf8mb4
(this will convert the columns just as well), or export the database with latin1 and import it back with utf8mb4.
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JavaScript blob filename without link
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var data = { x: 42, s: "hello, world", d: new Date() },
fileName = "my-download.json";
saveData(data, fileName);
I wrote this example just to illustrate the idea, in production code use FileSaver.js instead.
Notes
Older browsers don't support the "download" attribute, since it's part of...
Concrete Javascript Regex for Accented Characters (Diacritics)
... for example) see this: unicode-table.com/en
– Jérémy Pouyet
Jan 24 '17 at 16:27
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show 5 more comments
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A CORS POST request works from plain JavaScript, but why not with jQuery?
...include them in your list (i send one more):
//only need part of this for my custom header
Access-Control-Allow-Headers: x-requested-with, x-requested-by
So to put it all together, here is my PHP:
// * wont work in FF w/ Allow-Credentials
//if you dont need Allow-Credentials, * seems to work
hea...