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How to randomly sort (scramble) an array in Ruby?
....7+. See official documentation[http://ruby-doc.org/core-1.9/classes/Array.html]
def shuffle
dup.shuffle!
end unless method_defined? :shuffle
# Standard in Ruby 1.8.7+. See official documentation[http://ruby-doc.org/core-1.9/classes/Array.html]
def shuffle!
size.times do |i|
r...
What is the difference between Int and Integer?
...ory for.
https://mail.haskell.org/pipermail/haskell-cafe/2005-May/009906.html
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Should I use 'border: none' or 'border: 0'?
...n eye on your styles if they do much cascading and such like I think.
<html>
<head>
<style>
div {border: 1px solid black; margin: 1em;}
.zerotest div {border: 0;}
.nonetest div {border: none;}
div.setwidth {border-width: 3px;}
div.setstyle {border-style: dashed;}
</style>
...
Can I use assert on Android devices?
...
See the Embedded VM Control document (raw HTML from the source tree, or a nicely formatted copy).
Basically, the Dalvik VM is set to ignore assertion checks by default, even though the .dex byte code includes the code to perform the check. Checking assertions is tu...
Visual Studio: Make view code default
... my issue. I needed to go into Tools | Options and change the settings for HTML Designer to Enable HTML designer and select Start pages in: Source View.
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PyPy — How can it possibly beat CPython?
... interpreter). - Refer https://pypy.readthedocs.org/en/latest/architecture.html for details.
Q3. And what are the chances of a PyPyPy or PyPyPyPy beating their score?
That would depend on the implementation of these hypothetical interpreters. If one of them for example took the source, did some ki...
Runtime vs. Compile time
... In fact, it needn't be a well-formed program at all. You could feed this HTML to the compiler and watch it barf...
What can go wrong at compile time:
Syntax errors
Typechecking errors
(Rarely) compiler crashes
If the compiler succeeds, what do we know?
The program was well formed---a meaningf...
How to find children of nodes using BeautifulSoup
... This answers the question how to select <a>link1</a> in the HTML given in the question, but this will FAIL when the first <li class="test"> will contain no <a> elements and there are other li elements with test class that contains<a>.
– radzak
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Pass Nothing from Javascript to VBScript in IE9
...ork but if the browser is IE11 or later you will need the 'meta' tag.
<HTML>
<HEAD>
<meta http-equiv="x-ua-compatible" content="IE=10">
<TITLE>Pass Javscript to VBScript</TITLE>
<script>
var val = "null";
window.alert("Test: " + val);
</script>
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What does an Asterisk (*) do in a CSS selector?
...
* is a wildcard. What it means is that it will apply the style to any HTML element. Additional *'s apply the style to a corresponding level of nesting.
This selector will apply different colored outlines to all elements of a page, depending on the elements's nesting level.
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