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Ruby: Easiest Way to Filter Hash Keys?
...t { |key, value| key.to_s.match(/^choice\d+/) }
or you can use delete_if and modify the existing Hash e.g.
params.delete_if { |key, value| !key.to_s.match(/choice\d+/) }
or if it is just the keys and not the values you want then you can do:
params.keys.select { |key| key.to_s.match(/^choice\d+...
Recover unsaved SQL query scripts
...somebody stumbles into same problem.
Googled for Retrieve unsaved Scripts and found a solution.
Run the following select script. It provides a list of scripts and its time of execution in the last 24 hours. This will be helpful to retrieve the scripts, if we close our query window in SQL Server ma...
How to repeat a string a variable number of times in C++?
... @Brent The OP asked for both - "'n' spaces (or any string)", and then goes on to demonstrate their intent with a single period as the string. English is not many people's first language so you sometimes need to guess their exact requirements and when analysed, the question is really as...
Pythonic way to find maximum value and its index in a list?
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@SvenMarnach Why not key=lambda e: e[1] instead and thereby avoid the import?
– lifebalance
Aug 7 '17 at 6:19
8
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What's the difference between window.location and document.location in JavaScript?
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+1 but also see the answers by Phil Hamer and Christoph below, they add essential background info and caveats to fully understand the issue.
– Jon z
Oct 31 '14 at 19:12
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Validating email addresses using jQuery and regex
...regex didn't satisfy your needs you can change it, anyway i have tested it and it work fine. jsfiddle.net/ADPaM
– Luca Filosofi
Apr 13 '11 at 10:21
14
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Hide div after a few seconds
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and you have beaten crazy Joel Coehoorn very nicely in one shot! :)
– cregox
Mar 18 '11 at 19:14
3
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What is Clojure useful for? [closed]
... 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 increasingly more relevant as the mains...
Indentation shortcuts in Visual Studio
I'm new to Visual Studio 2010 and C#. How can I indent the selected text to left/right by using shortcuts?
8 Answers
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Include .so library in apk in android studio [duplicate]
I am trying my hands on developing a simple android application in which I am trying to use sqlcipher , which uses .so libraries internally. I have read the documentation on how to use sqlcipher with android app . I have followed the steps and it compiles without any error. But, at runtime it thro...