大约有 40,000 项符合查询结果（耗时：0.0459秒） [XML]
Which MySQL datatype to use for an IP address? [duplicate]
...nvert them:
INSERT INTO `table` (`ipv4`) VALUES (INET_ATON("127.0.0.1"));
SELECT INET_NTOA(`ipv4`) FROM `table`;
For IPv6 addresses you could use a BINARY instead:
`ipv6` BINARY(16)
And use PHP’s inet_pton and inet_ntop for conversion:
'INSERT INTO `table` (`ipv6`) VALUES ("'.mysqli_real_es...
How to debug template binding errors for KnockoutJS?
...he first input box of the second contact (the one with
the text 'Sensei').
Select 'Inspect element'. The Chrome Developer Toolbar will open.
Open the JavaScript Console window. You can access the console by
clicking the >= icon in the bottom-left of the Chrome Developer
Toolbar, or by opening the...
What is the best way to iterate over a dictionary?
...e wrong collection type in the first place), you should iterate dictionary.Select( (kvp, idx) => new {Index = idx, kvp.Key, kvp.Value}) instead and not use .ElementAt inside the loop.
– spender
Mar 2 '15 at 2:17
...
Open new Terminal Tab from command line (Mac OS X)
...masReggi: Add -e 'tell application "Terminal" to do script "echo hello" in selected tab of the front window' to the end of the osascript command.
– Gordon Davisson
Aug 26 '12 at 20:14
...
Find unused code [closed]
...
Yes, ReSharper does this. Right click on your solution and selection "Find Code Issues". One of the results is "Unused Symbols". This will show you classes, methods, etc., that aren't used.
share
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How to programmatically send SMS on the iPhone?
...t with predefined (prefill) body text. Thos body text should be the manual selection from 4 possible options. E.g. The app opens and pop-ups "select reason". Then 4 options are available. Next the user selects one of these 4 options and then an automatic SMS is sent having as body text the choice of...
Convert dd-mm-yyyy string to date
...oDate(to)
Or if you don't mind jQuery in your function:
function toDate(selector) {
var from = $(selector).val().split("-")
return new Date(from[2], from[1] - 1, from[0])
}
Using as:
var f = toDate("#datepicker")
var t = toDate("#datepickertwo")
Modern JavaScript
If you're able to use m...
What are best practices for multi-language database design? [closed]
... you might be thinking, that instead of writing simple queries like this:
SELECT price, name, description FROM Products WHERE price < 100
...you would need to start writing queries like that:
SELECT
p.price, pt.name, pt.description
FROM
Products p JOIN ProductTranslations pt
ON (p.id = ...
Vim and Ctags tips and tricks [closed]
...
g C-] is very useful. It opens a quick dialog to select one between multiple definitions.
– Vincenzo Pii
Mar 22 '12 at 10:23
3
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Create unique constraint with null columns
...houtMenu row first and then link it to a menu if necessary. It also makes selecting all the favorites in one query very difficult: I'd have to do something weird like select all the menu links first, and then select all the Favorites whose IDs don't exist within the first query. I'm not sure if I ...