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How do I print the type of a variable in Rust?
..., you can cause an error and get the compiler to pick it up.
For example, set the variable to a type which doesn't work:
let mut my_number: () = 32.90;
// let () = x; would work too
error[E0308]: mismatched types
--> src/main.rs:2:29
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2 | let mut my_number: () = 32.90;
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Failed to install Python Cryptography package with PIP and setup.py
...raphy or by downloading the package from their site and running python setup.py , I get the following error:
25 Answers...
How do I print the full value of a long string in gdb?
...
set print elements 0
From the GDB manual:
set print elements number-of-elements
Set a limit on how many elements of an array GDB will print. If GDB is printing a large array, it stops printing after it has printed the n...
$(document).ready equivalent without jQuery
...ntElement.doScroll("left");
} catch( error ) {
setTimeout( arguments.callee, 0 );
return;
}
// and execute any waiting functions
jQuery.ready();
})();
}
// A fallback to window.onload, that will always ...
Javascript Thousand Separator / string format [duplicate]
...ons like above:
$("input").number(true, 2);
Or you can apply to a whole set of DOM elements using selector:
$('span.number').number(true, 2);
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How do I combine two data frames?
...se that you are working with big data and need to concatenate multiple datasets. concat can get performance-intensive, so if you don't want to create a new df each time, you can instead use a list comprehension:
frames = [ process_file(f) for f in dataset_files ]
result = pd.append(frames)
(as po...
Can I add color to bootstrap icons only using CSS?
...
Ahh, clever! Don't forget to set cursor: default; so users don't see the I-Bar. Also, check out FF Chartwell, a really clever font: tktype.com/chartwell.php
– Dai
Sep 12 '12 at 0:01
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Moving average or running mean
Is there a SciPy function or NumPy function or module for Python that calculates the running mean of a 1D array given a specific window?
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Android Crop Center of Bitmap
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Have you considered doing this from the layout.xml ? You could set for your ImageView the ScaleType to android:scaleType="centerCrop" and set the dimensions of the image in the ImageView inside the layout.xml.
sh...
How can I trim leading and trailing white space?
...es when you read your data file. If you use read.csv or read.table you can set the parameterstrip.white=TRUE.
If you want to clean strings afterwards you could use one of these functions:
# Returns string without leading white space
trim.leading <- function (x) sub("^\\s+", "", x)
# Returns str...