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Iterate over each line in a string in PHP
I have a form that allows the user to either upload a text file or copy/paste the contents of the file into a textarea. I can easily differentiate between the two and put whichever one they entered into a string variable, but where do I go from there?
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Display numbers with ordinal suffix in PHP
... It even handles internationalization!
$locale = 'en_US';
$nf = new NumberFormatter($locale, NumberFormatter::ORDINAL);
echo $nf->format($number);
Note that this functionality is only available in PHP 5.3.0 and later.
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How to uncheck a radio button?
I have group of radio buttons that I want to uncheck after an AJAX form is submitted using jQuery. I have the following function:
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Undo working copy modifications of one file in Git?
...ame" where the sha-reference is a reference to the sha of a commit, in any form (branch, tag, parent, etc.)
– Lakshman Prasad
Mar 2 '10 at 15:46
31
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Can we omit parentheses when creating an object using the “new” operator?
...able. I think in practice it doesn't make any difference. For additional information see this SO question
Is one preferred over the other?
Knowing all that, it can be assumed that new Foo() is preferred.
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Easiest way to read from and write to files
...at usually one Xml object corresponds with one file, while several strings form one file.
– Roland
Sep 15 '14 at 13:23
7
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Programmatically align a toolbar on top of the iPhone keyboard
...the top of the iPhone keyboard (as in iPhone Safari when you're navigating form elements, for example).
7 Answers
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Passing parameters to addTarget:action:forControlEvents
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Target-Action allows three different forms of action selector:
- (void)action
- (void)action:(id)sender
- (void)action:(id)sender forEvent:(UIEvent *)event
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How do I use the conditional operator (? :) in Ruby?
... in the last case as said issue does not arise.
You can use the "long-if" form for readability on multiple lines:
question = if question.size > 20 then
question.slice(0, 20) + "..."
else
question
end
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Convert a Python list with strings all to lowercase or uppercase
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It can be done with list comprehensions. These basically take the form of [function-of-item for item in some-list]. For example, to create a new list where all the items are lower-cased (or upper-cased in the second snippet), you would use:
>>> [x.lower() for x in ["A","B","C"]]
[...