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How do I print the type of a variable in Rust?
...r
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= note: expected type `()`
found type `{float}`
Or call an invalid method:
let mut my_number = 32.90;
my_number.what_is_this();
error[E0599]: no method named `what_is_this` found for type `{float}` in the current scope
--> src/main.rs:3:15
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3 | my_number.what_is_...
What is Clojure useful for? [closed]
...ing around with OpenGL
Writing async webservers
HTML Templating
Running parallel tasks (fetching multiple URLs and process in parallel)
Playing around with real time audio
Simulations
That's the practical / fun stuff.
But Clojure has plenty of theoretical depth as well. Ideas that will become inc...
Get protocol + host name from URL
...gt;> url.split("//")[-1].split("/")[0].split('?')[0]
'foo.bar'
That's all, folks.
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`require': no such file to load — mkmf (LoadError)
I was trying to install rails on Ubuntu Natty Narwhal 11.04, using ruby1.9.1.
10 Answers
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Efficient evaluation of a function at every cell of a NumPy array
...t be faster than the "manual" double loop iteration and assignment through all the array elements. Especially, because it stores the result to a newly created variable (and not directly to the initial input). Thanks a lot for your reply though:)
– Peter
Oct 9 '...
ImportError: No module named site on Windows
I am trying to install Python for the first time. I downloaded the following installer from the Python website:
Python 2.7.1 Windows Installer (Windows binary -- does not include source) . I then ran the installer, selected 'All Users' and all was fine. I installed Python into the default location:...
Bootstrap Alert Auto Close
My need is to call alert when I click on Add to Wishlist button and should disappear the alert in 2 secs. This is how I tried, but the alert is disappearing instantly as soon as it is appearing. Not sure, where the bug is.. Can anyone help me out?
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Get name of caller function in PHP?
Is there a PHP function to find out the name of the caller function in a given function?
12 Answers
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Java: function for arrays like PHP's join()?
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This is clearly the best answer for all Android versions, as Java 8 is only coming out on Android in a bit. This solution uses the built in Android libs, rather than these silly "include a huge lib to perform one action" solutions.
– LukeS...
How to filter a dictionary according to an arbitrary condition function?
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And here is a good explanation why the function call dict() is slower than the constructor/literal syntax {} doughellmann.com/2012/11/…
– dorvak
Jul 10 '13 at 9:37
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