大约有 18,500 项符合查询结果（耗时：0.0435秒） [XML]
In C++, is it still bad practice to return a vector from a function?
...le in C++0x if the class has a move constructor, or do C++ programmers consider it weird/ugly/abomination?
7 Answers
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How to Delete using INNER JOIN with SQL Server?
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@bluefeet could you provide the right syntax for SQL Server for deleting from both tables?
– oabarca
May 21 '14 at 14:43
47
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Are Swift variables atomic?
...at tool.
@interface ObjectiveCar : NSObject
@property (nonatomic, strong) id engine;
@property (atomic, strong) id driver;
@end
Uses objc_storeStrong and objc_setProperty_atomic for nonatomic and atomic respectively, where
class SwiftCar {
var engine : AnyObject?
init() {
}
}
u...
What is a stack trace, and how can I use it to debug my application errors?
...stack trace is a list of the method calls that the application was in the middle of when an Exception was thrown.
Simple Example
With the example given in the question, we can determine exactly where the exception was thrown in the application. Let's have a look at the stack trace:
Exception in t...
IE7 does not understand display: inline-block
...gger inline-block behaviour in IE7, so we are happy.
This CSS will not validate, and can make your stylesheet messed up anyways, so using an IE7-only stylesheet through conditional comments could be a good idea.
<!–-[if IE 7]>
<link rel="stylesheet" href="ie7.css" type="text/css" />
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Express-js wildcard routing to cover everything under and including a path
...r more characters.
https://github.com/senchalabs/connect/blob/master/lib/middleware/router.js
If you have 2 routes that perform the same action you can do the following to keep it DRY.
var express = require("express"),
app = express.createServer();
function fooRoute(req, res, next) {
res.e...
Select count(*) from multiple tables
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It makes no difference, Oracle won't evaluate anything inside COUNT(*).
– Quassnoi
Mar 3 '09 at 12:57
4
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POST Content-Length exceeds the limit
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The restart did it for me. +1 Thanks ;)
– Refilon
Mar 28 '16 at 11:01
1
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How to stretch div height to fill parent div - CSS
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Suppose you have
<body>
<div id="root" />
</body>
With normal CSS, you can do the following. See a working app https://github.com/onmyway133/Lyrics/blob/master/index.html
#root {
position: absolute;
top: 0;
left: 0;
height: 100%;
wi...
How to position a div in the middle of the screen when the page is bigger than the screen
... using something similiar to the following to get a div positioned in the middle of the screen:
16 Answers
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