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Check if a table exists in Rails
I have a rake task that won't work unless a table exists. I'm working with more than 20 engineers on a website so I want to make sure they have migrated the table before they can do a rake task which will populate that respective table.
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With Git, how do I turn off the “LF will be replaced by CRLF” warning
With Git, when using the autocrlf = true flag, a warning is still given when line-endings are changed.
6 Answers
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initializing a boolean array in java
I have this code
5 Answers
5
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Take the content of a list and append it to another list
I am trying to understand if it makes sense to take the content of a list and append it to another list.
7 Answers
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When I catch an exception, how do I get the type, file, and line number?
Catching an exception that would print like this:
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4
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Composite Key with EF 4.1 Code First
I am trying to figure out how to have a composite key using EF code First 4.1 RC.
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MFC 的SetWindowPos 用法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...省去频繁切换窗口的动作。
如果你想这么做，有一个API可以实现： SetWindowPos，声明是这样的:：
Private Declare Function SetWindowPos Lib "user32" Alias "SetWindowPos" (ByVal hwnd As Long, ByVal hWndInsertAfter As Long, ByVal x As Long, ByVal y As Long, ByVal...
Iterating a JavaScript object's properties using jQuery
Is there a jQuery way to perform iteration over an object's members, such as in:
4 Answers
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AngularJS validation with no enclosing
Is it possible in Angular to validate a single, isolated <input> in a similar way the forms are validated? I'm thinking about something like this:
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What is NSZombie?
I've seen suggestions saying to set NSZombieEnabled to true while debugging. What is NSZombie? Is it a framework? A setting?
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