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vector vs. list in STL
...e efficient. It has much better CPU cache locality than a list. In other words, accessing one element makes it very likely that the next element is present in the cache and can be retrieved without having to read slow RAM.
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Android - Using Custom Font
...ding I mean the ending of the font file itself is all lower case. In other words it should not be myFont.TTF but myfont.ttf this way must be in lower case
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Possible to iterate backwards through a foreach?
... the point is that it would be clearer/safer if there were two distinct keywords, to clarify whether one is asserting that the iterations are order-independent? [Given a language like Eiffel that can propagate contracts, such assertions could be provably true or false, for given code.]
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How to navigate through textfields (Next / Done Buttons)
...ff) I decided to add a custom property to the UITextField object. In other words I created a category on UITextField like this :
UITextField+Extended.h
@interface UITextField (Extended)
@property(retain, nonatomic)UITextField* nextTextField;
@end
UITextField+Extended.m
#import "UITextField+Ex...
Utility classes are evil? [closed]
...s IMHO invalid and pointless to speak of a class, even though the class keyword is used. It quacks like a namespace, it walks like a namespace - it is one...
– Unslander Monica
Nov 20 '15 at 21:20
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Checking Bash exit status of several commands efficiently
... echoing the error message: let the failing command handle that. In other words, if you do:
#!/bin/sh
set -e # Use caution. eg, don't do this
command1
command2
command3
and command2 fails, while printing an error message to stderr, then it seems that you have achieved what you want. (Unles...
Eclipse, regular expression search and replace
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In search:
First and last '(' ')' depicts a group in regex
'\w' depicts words (alphanumeric+underscore)
'+' depicts one or more(ie one or more of alphanumeric+underscore)
'.' is a special character which depicts any character( ie .+ means
one or more of any character). Because this is a specia...
Difference between path.normalize and path.resolve in Node.js
...path.resolve('../../src/../src/node')
'/Users/mtilley/src/node'
In other words, path.normalize is "What is the shortest path I can take that will take me to the same place as the input", while path.resolve is "What is my destination if I take this path."
Note however that path.normalize() is much...
Can you split a stream into two streams?
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The javadoc wording does not exclude partitioning into several streams as long as a single stream item only goes in one of these
– Thorbjørn Ravn Andersen
Aug 19 '15 at 10:44
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Facebook API - How do I get a Facebook user's profile image through the Facebook API (without requir
.../USER_ID/picture?type=SIZE
where SIZE should be replaced with one of the words
square
small
normal
large
depending on the size you want.
This call will return a URL to a single image with its size based on your chosen type parameter.
For example:
https://graph.facebook.com/USER_ID/picture?ty...