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Learning Python from Ruby; Differences and Similarities
...ifferent between the two languages. Here, the problem is that you want to allocate some resource (open a file, obtain a database cursor, etc), perform some arbitrary operation on it, and then close it in a safe manner even if an exception occurs.
In Ruby, because blocks are so easy to use (see #9)...
Learn C first before learning Objective-C [closed]
...es in the end. Variables for objects use pointers, Garbage Collectors use malloc and free, files are locked using OS handles; when something goes wrong in a Java or C# application knowing these fundamentals can greatly improve your understanding of what went wrong. Understanding resource allocation ...
Perform .join on value in array of objects
...ensions. You can do [x.name for x of users] (spec wiki.ecmascript.org/doku.php?id=harmony:array_comprehensions) . Worth mentioning that just like using map/reduce/filter isn't very 'pythonic' the other way probably holds in JavaScript. CoffeeScript is cool with them though coffeescript.org .
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Should I return a Collection or a Stream?
...ually two costs here: the cost of storing values in the collection (memory allocation and copying) and also the cost of creating the values in the first place. The latter cost can often be reduced or avoided by taking advantage of a Stream's laziness-seeking behavior. A good example of this are the ...
Should 'using' directives be inside or outside the namespace?
...ler errors. However, it is unclear which version of the Guid type is being allocated. If the using directive is moved inside of the namespace, as shown below, a compiler error will occur:
namespace Microsoft.Sample
{
using Guid = System.Guid;
public class Guid
{
public Guid(stri...
How do I make a transparent border with CSS?
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http://www.researchkitchen.de/blog/archives/css-bordercolor-transparent.php
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How can I find an element by CSS class with XPath?
...ve been able to find :
For JavaScript : css2xpath & css-to-xpath
For PHP : CssSelector Component
For Python : cssselect
For C# : css2xpath Reloaded
For GO : css2xpath
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“Find next” in Vim
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see also index search plugin vim.org/scripts/script.php?script_id=1682
– SergioAraujo
Jul 7 '11 at 12:19
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Outlook autocleaning my line breaks and screwing up my email format
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confirmed! Here regex as php snippet: $re = '/(?<!\t)((?<!\r)(?=\n)|(?=\r\n))/m'; $subst = " "; $MailText = preg_replace($re, $subst, $MailText);
– C4pt4inC4nn4...
iPhone Simulator - Simulate a slow connection?
...his will point you in right direction:
http://www.macosxhints.com/article.php?story=20080119112509736
There are some good open source solutions, too, but I so can't remember their names.
This question might help: How to throttle network traffic for environment simulation?
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