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How to hide a View programmatically?
In my application, I have 2 LinearLayout 's right above each other. Via a menu option, I want to be able to make the bottom one disappear, and have the top one drop down over the disappeared LinearLayout .
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IIS 500.19 with 0x80070005 The requested page cannot be accessed because the related configuration d
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How to make a node.js application run permanently?
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230
Although the other answers solve the OP's problem, they are all overkill and do not explain wh...
How to use XPath contains() here?
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202
You are only looking at the first li child in the query you have instead of looking for any li...
Instance variable: self vs @
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Writing @age directly accesses the instance variable @age. Writing self.age tells the object t...
How to keep index when using pandas merge
...rge(b, how="left").set_index('index')
Out[5]:
col1 to_merge_on col2
index
a 1 1 1
b 2 3 2
c 3 4 NaN
Note that for some left merge operations, you may end up with more rows than in a when there are multiple matches between a...
how to permit an array with strong parameters
..._ids are passed to the create action in an array
"category_ids"=>["", "2"],
Therefore, when declaring strong parameters, I explicitly set category_ids to be an array
params.require(:question).permit(:question_details, :question_content, :user_id, :accepted_answer_id, :province_id, :city, :cat...
Difference between / and /* in servlet mapping url pattern
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<url-pattern>/*</url-pattern>
The /* on a servlet overrides all other servlets, in...
Proper way to rename solution (and directories) in Visual Studio
I have a rather involved Visual Studio solution (2010, but it shouldn't matter) that I need to rename.
18 Answers
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