大约有 40,000 项符合查询结果（耗时：0.0585秒） [XML]
Return Boolean Value on SQL Select Statement
... WHEN COUNT(*) > 0 THEN 1 ELSE 0 END AS BIT)
FROM dummy WHERE id = 1;
http://sqlfiddle.com/#!3/5e555/1
share
|
improve this answer
|
follow
|
...
How to export iTerm2 Profiles
...ion to the new machine, then ran defaults read com.googlecode.iterm2.
See https://apple.stackexchange.com/a/111559
share
|
improve this answer
|
follow
|
...
Can you provide some examples of why it is hard to parse XML and HTML with a regex? [closed]
... HTML:
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd" [
<!ENTITY % e "href='hello'">
<!ENTITY e "<a %e;>">
]>
<title>x</TITLE>
</head>
<p id = a:b center>
<span / hello &l...
Password reset for Azure database
...
Using the new azure portal:
https://portal.azure.com
Click browse (to view all resources)
Select SQL databases
Choose a database that's in the server you want to change creds for.
Select the server name url for that selected database. This should...
How do you get the index of the current iteration of a foreach loop?
...32 i) in Model.Select((value, i) => ( value, i )))
{
<li id="item_@i">@value</li>
}
</ol>
share
|
improve this answer
|
follow
|
...
TINYTEXT, TEXT, MEDIUMTEXT, and LONGTEXT maximum storage sizes
... VARCHAR, the max rowsize should not exceeed 65535 bytes.
As outlined here http://dev.mysql.com/doc/refman/5.0/en/charset-unicode-utf8.html, max 3 bytes for utf-8.
THIS IS A ROUGH ESTIMATION TABLE FOR QUICK DECISIONS!
So the worst case assumptions (3 bytes per utf-8 char) to best case (1 byte pe...
Compare if two variables reference the same object in python
...eally like to have a visual feedback, that's why I sometimes just open up http://www.pythontutor.com/visualize.html#mode=edit to see how the memory is allocated and what is referencing what.
Added this awesome gif as this reply is about visualizing..
...
ApartmentState for dummies
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Windows batch files: .bat vs .cmd?
...tion about command.com vs. cmd.exe on WinNT-class systems from MS TechNet (http://technet.microsoft.com/en-us/library/cc723564.aspx):
This behavior reveals a quite subtle
feature of Windows NT that is very
important. The 16-bit MS-DOS shell
(COMMAND.COM) that ships with Windows
NT is spe...
How can I center a div within another div? [duplicate]
...e inner DIV is expanding to the same width as its parent.
See this fiddle: http://jsfiddle.net/UZ4AE/
#container {
width: 50px;
height: auto;
margin: 0 auto;
padding: 10px;
position: relative;
background-color: red;
}
In this example, I simply set the width of #container to ...