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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 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
...
Difference between “@id/” and “@+id/” in Android
...ource name and add in to the R.java file but what about @id/ ? From the documentation of ID : when referencing an Android resource ID , you do not need the plus symbol, but must add the android package namespace, like so:
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How to prevent line break at hyphens on all browsers
...
I’m afraid there’s no simpler way to do it reliably than splitting the text to “words” (sequences of non-whitespace characters separated by whitespace) and wrapping each “word” that contains a hyphen inside nobr markup. So input data like bla bla foo-bar...
Convert floats to ints in Pandas?
...
To modify the float output do this:
df= pd.DataFrame(range(5), columns=['a'])
df.a = df.a.astype(float)
df
Out[33]:
a
0 0.0000000
1 1.0000000
2 2.0000000
3 3.0000000
4 4.0000000
pd.options.display.float_format = '{:,.0f}'.format
df
Out[3...
Do regular expressions from the re module support word boundaries (\b)?
... a word boundary. However, the following snippet in the Python interpreter does not work as expected:
4 Answers
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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 ?
16 Answers...
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@nalply: Seriously? Most browsers DO use tabs everytime a website suggests them to use a new window (target="_blank"). And that's a good thing because pretty much nobody wants a website to open a new window and I don't think this default will ever change sinc...
How to check if DST (Daylight Saving Time) is in effect, and if so, the offset?
...answered Aug 9 '12 at 17:04
Sheldon GriffinSheldon Griffin
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How do browsers pause/change Javascript when tab or window is not active?
Background: I'm doing some user interface tests that need to detect if people are paying attention or not. But, this question is not about the page visibility API .
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