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cleanest way to skip a foreach if array is empty [duplicate]
...e: to all the people complaining about typecast, please note that the OP asked cleanest way to skip a foreach if array is empty (emphasis is mine). A value of true, false, numbers or strings is not considered empty.
In addition, this would work with objects implementing \Traversable, whereas is_arra...
What's the key difference between HTML 4 and HTML 5?
What are the key differences between HTML4 and HTML5 draft ?
8 Answers
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What is the best way to profile javascript execution? [closed]
Is there a good profiler for javascript? I know that firebug has some support for profiling code. But I want to determine stats on a longer scale.
Imagine you are building a lot of javascript code and you want to determine what are actually the bottlenecks in the code. At first I want to see profil...
How can I decode HTML characters in C#?
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Quintin RobinsonQuintin Robinson
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Datetime equal or greater than today in MySQL
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SELECT * FROM users WHERE created >= CURDATE();
But I think you mean created < today
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What's the easiest way to escape HTML in Python?
cgi.escape seems like one possible choice. Does it work well? Is there something that is considered better?
9 Answers
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Remove all occurrences of char from string
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Try using the overload that takes CharSequence arguments (eg, String) rather than char:
str = str.replace("X", "");
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Grab a segment of an array in Java without creating a new array on heap
I'm looking for a method in Java that will return a segment of an array. An example would be to get the byte array containing the 4th and 5th bytes of a byte array. I don't want to have to create a new byte array in the heap memory just to do that. Right now I have the following code:
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jQuery datepicker set selected date, on the fly
How can I change the selected date of jquery Date picker dynamically on the fly?
I have say created a inline date picker.
Then after some time, I want to reflect a different date there without recreating the datepicker from the scratch.
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Generating a SHA-256 hash from the Linux command line
I know the string "foobar" generates the SHA-256 hash c3ab8ff13720e8ad9047dd39466b3c8974e592c2fa383d4a3960714caef0c4f2 using
http://hash.online-convert.com/sha256-generator
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