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How do I calculate square root in Python?
... If you want your Python 2.x code to behave like 3.x w.r.t. division write from __future__ import division - then 1/2 will evaluate to 0.5 and for backwards compatibility, 1//2 will evaluate to 0.
And for the record, the preferred way to calculate a square root is this:
import math
math.sqrt(x)
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The command rbenv install is missing
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The install command is not embedded into rbenv, it comes from the ruby-build plugin. You can install it using the command:
git clone https://github.com/rbenv/ruby-build.git "$(rbenv root)"/plugins/ruby-build
On Mac OS X you can install it through homebrew:
brew install ruby-bui...
The difference between the Runnable and Callable interfaces in Java
...concise than using Callable<Void> and returning a dummy (null) value from the call() method.
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ASP.NET Web API OperationCanceledException when browser cancels the request
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As a temporary fix and in order to stop business from panicking can I add below code into my ElmahExceptionFilter?? public override void OnException(HttpActionExecutedContext context) { if (null != context.Exception && !(context.Exception is Task...
Add string in a certain position in Python
... Adding to this, you could use negative indices to get a position from the right, e.g. s[:-4]
– Reuben L.
Aug 26 '14 at 11:52
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How do I save a UIImage to a file?
If I have a UIImage from an imagePicker, how can I save it to a subfolder in the documents directory?
9 Answers
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Gradle: How to Display Test Results in the Console in Real Time?
I would like to see test results ( system.out/err, log messages from components being tested ) as they run in the same console I run:
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What is the difference between related SQLite data-types like INT, INTEGER, SMALLINT and TINYINT?
...g you used to know about standalone database datatypes
Read the above link from the SQLite site.
Take the types based off of your old schema, and see what they'd map to in SQLite
Migrate all the data to the SQLite database.
Note: The datatype limitations can be cumbersome, especially if you add ti...
How to get current date in jquery?
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d.getMonth() Returns the month (from 0-11) so it may be wrong
– Gaurav Agrawal
Dec 6 '11 at 11:23
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Creating runnable JAR with Gradle
...ovides:
a run task to facilitate easily running the application directly from the build
an installDist task that generates a directory structure including the built JAR, all of the JARs that it depends on, and a startup script that pulls it all together into a program you can run
distZip and distT...