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When to use PNG or JPG in iPhone development?
...display.
JPG's are smaller to store, but lossy (amount depends on compression level), and to display them requires a much more complicated decoding algorithm. But the typical compression and image quality is usually quite sufficient for photos.
Use JPG's for photos and for anything large, and PNG...
Objective-C: Where to remove observer for NSNotification?
... objective C class. In it, I created a init method and set up a NSNotification in it
14 Answers
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read complete file without using loop in java
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Java 7 one line solution
List<String> lines = Files.readAllLines(Paths.get("file"), StandardCharsets.UTF_8);
or
String text = new String(Files.readAllBytes(Paths.get("file")), StandardCharsets.UTF_8);
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Meteor test driven development [closed]
...s of Meteor 1.3, meteor includes a testing guide with step-by-step instructions for unit, integration, acceptance, and load testing.
Update 2: As of November 9th, 2015, Velocity is no longer maintained. Xolv.io is focusing their efforts on Chimp, and the Meteor Development Group must choose an offi...
Comparison of JSON Parser for Objective-C (JSON Framework, YAJL, TouchJSON, etc)
... take a look at JSONKit. It is (usually) much faster than the already mentioned JSON libraries, often an order of magnitude faster. And because of it's "recently instantiated object cache", it will (again, usually) use less memory as well.
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UITextField auto-capitalization type - iPhone App
Is there a way to set the autocapitalizationType for a UITextField so that the first letter of each word is capitalized by default?
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Making a UITableView scroll when text field is selected
After a lot of trial and error, I'm giving up and asking the question. I've seen a lot of people with similar problems but can't get all the answers to work right.
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How to add line break for UILabel?
...ize:lineBreakMode:
Reference, Replacement for deprecated sizeWithFont: in iOS 7?
CGSize labelSize = [label.text sizeWithAttributes:@{NSFontAttributeName:label.font}];
label.frame = CGRectMake(
label.frame.origin.x, label.frame.origin.y,
label.frame.size.width, labelSize.height);
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How do I use shell variables in an awk script?
... v1.5
Using -v (The best way, most portable)
Use the -v option: (P.S. use a space after -v or it will be less portable. E.g., awk -v var= not awk -vvar=)
variable="line one\nline two"
awk -v var="$variable" 'BEGIN {print var}'
line one
line two
This should be compatible with most a...
How to hide the “back” button in UINavigationController?
Do you know how to hide the 'back' button in a UINavigationController?
Also, how to show it back, but I guess that's very similar to hiding it...
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