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What's the point of g++ -Wreorder?
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Consider:
struct A {
int i;
int j;
A() : j(0), i(j) { }
};
Now i is initialized...
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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Although the other answers solve the OP's problem, they are all overkill and do not explain wh...
Ukkonen's suffix tree algorithm in plain English
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+600
The f...
What is database pooling?
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Database connection pooling is a method used to keep database connections open so they can be ...
Why are Where and Select outperforming just Select?
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edited Aug 21 '13 at 5:58
answered Aug 20 '13 at 13:12
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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 use XPath contains() here?
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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...