大约有 40,000 项符合查询结果(耗时:0.0626秒) [XML]

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How do you keep parents of floated elements from collapsing? [duplicate]

...arfix : .clearfix:before, .clearfix:after { content: ""; display: table; } .clearfix:after { clear: both; } .clearfix { *zoom: 1; } In SCSS, you should use the following technique : %clearfix { &:before, &:after { content:" "; display:table; } &:after...
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Replace Default Null Values Returned From Left Outer Join

I have a Microsoft SQL Server 2008 query that returns data from three tables using a left outer join. Many times, there is no data in the second and third tables and so I get a null which I think is the default for left outer join. Is there a way to replace the default values in the select stateme...
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Empty arrays seem to equal true and false at the same time

...to Boolean, they are always coerced to TRUE. look at the "Boolean context" table at: javascript.info/tutorial/object-conversion – Niki Jun 7 '16 at 2:04 2 ...
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Learning Ant path style

...re is how to navigating to this part of documentation from the Ant Manual: Table of Contents => "Concepts and Types" => [List of Types] left menu section => "Directory-based Tasks" => [Patterns] page section. – informatik01 Feb 25 '14 at 14:55 ...
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IOS7 : UIScrollView offset in UINavigationController

...omaticallyAdjustsScrollViewInsets is deprecated You should now use: self.tableView.contentInsetAdjustmentBehavior = .never I also encourage you to check this question and its answer to get a better understanding of those properties ...
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GROUP_CONCAT ORDER BY

I've a table like: 4 Answers 4 ...
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List all environment variables from the command line

...ted by user797717 to avoid output truncation: Get-ChildItem Env: | Format-Table -Wrap -AutoSize Source: Creating and Modifying Environment Variables (Windows PowerShell Tip of the Week) share | i...
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Multiline string literal in C#

... to form a verbatim string literal: string query = @"SELECT foo, bar FROM table WHERE id = 42"; You also do not have to escape special characters when you use this method, except for double quotes as shown in Jon Skeet's answer. ...
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orderBy multiple fields in Angular

...lmon', fish: 'Misc', tastiness: 2 } ]; }); </script> <table style="border: 2px solid #000;"> <thead> <tr> <td><a href="#" ng-click="addSort('name');sortReverse1=!sortReverse1">NAME<span ng-show="sortReverse1==false">▼</sp...
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Performing user authentication in Java EE / JSF using j_security_check

...thenticate users based on username and MD5-hashed passwords in my database table: http://blog.gamatam.com/2009/11/jdbc-realm-setup-with-glassfish-v3.html Note: the post talks about a user and a group table in the database. I had a User class with a UserType enum attribute mapped via javax.persiste...