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What is an optional value in Swift?
...g and writing code more fluent. Unfortunately this obscures the way it actually works. I'll go through some of the tricks later.
Note: I'll be talking about optional variables a lot, but it's fine to create optional constants too. I mark all variables with their type to make it easier to understand ...
How do I get the list of keys in a Dictionary?
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@MartinCapodici then you should usually expect the iterator to break and refuse to continue
– Marc Gravell♦
Mar 10 '16 at 22:32
5
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Why is not in HTML 5 Tag list while is?
Shouldn't both be removed? Or does it mean we should use <small> ? Why is <big> removed but <small> is not? What is the problem with <big> which does not apply to <small> ?
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vs vs for inline and block code snippets
... Problem with <pre> is it modifies whitespace processing as well: all spaces are preserved, and wrapping is switched off. Unless there's a way to switch this off?
– Steve Bennett
Jan 8 '11 at 23:55
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With CSS, use “…” for overflowed block of multi-lines
... @Ovilia note that Jim's solution also includes a jQuery plugin called jquery.autoellipsis.js, you'll have to download an include that separately
– Jeff
Jun 3 '11 at 17:47
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How to get 0-padded binary representation of an integer in java?
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actually after doing some research, looks like you can't do it just using printf syntax.. So perhaps it's not so bad after all.
– Samuel Parsonage
Dec 12 '10 at 11:47
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IDEA: javac: source release 1.7 requires target release 1.7
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Correct. Is this setting common to all modules in a project, or is it specific to a given module?
– James Raitsev
Oct 15 '12 at 17:29
1
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CSS Printing: Avoiding cut-in-half DIVs between pages?
...nto HTML in a WebView in Cocoa (which uses WebKit as its renderer, so basically you can assume this HTML file is being opened in Safari).
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No increment operator (++) in Ruby? [duplicate]
... Regarding point #3, since most things are objects, imagine if Ruby allowed you to do this: 1++ 1+2 # Would not be 3!
– Johntron
Feb 5 '13 at 13:46
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Android: open activity without save into the stack
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It seems, if you call finish() on your activity right after you have opened another, the one that is finished is removed from the stack.
for example:
Intent intent = new Intent(this, NextActivity.class);
startActivity(intent);
finish();
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