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Write to UTF-8 file in Python
I'm really confused with the codecs.open function . When I do:
4 Answers
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How do I convert a Vector of bytes (u8) to a string
... };
println!("result: {}", s);
}
The conversion is in-place, and does not require an allocation. You can create a String from the string slice if necessary by calling .to_owned() on the string slice (other options are available).
The library reference for the conversion function:
std::s...
How to install the current version of Go in Ubuntu Precise
Running sudo apt-get install golang-stable , I get Go version go1.0.3 . Is there any way to install go1.1.1 ?
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How to calculate dp from pixels in android programmatically [duplicate]
I want to calculate dp from px programmatically. How to do it?
I get resolution from:
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How to merge 2 JSON objects from 2 files using jq?
... want to get rid of the other keys (like your expected result), one way to do it is this:
jq -s '.[0] * .[1] | {value: .value}' file1 file2
Or the presumably somewhat more efficient (because it doesn't merge any other values):
jq -s '.[0].value * .[1].value | {value: .}' file1 file2
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How to loop through an associative array and get the key? [duplicate]
...
You can do:
foreach ($arr as $key => $value) {
echo $key;
}
As described in PHP docs.
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Difference between viewDidLoad and viewDidAppear
...es visible again). This is where you want to perform any layout actions or do any drawing in the UI - for example, presenting a modal view controller. However, anything you do here should be repeatable. It's best not to retain things here, or else you'll get memory leaks if you don't release them wh...
github locks up mac terminal when using pull command
I'm in the process of learning github on mac (command-line) and whenever I do git pull origin master i get this
8 Answers...
WPF: Setting the Width (and Height) as a Percentage Value
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You can put the textboxes inside a grid to do percentage values on the rows or columns of the grid and let the textboxes auto-fill to their parent cells (as they will by default). Example:
<Grid>
<Grid.ColumnDefinitions>
<ColumnDefinition W...
Converting array to list in Java
How do I convert an array to a list in Java?
19 Answers
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