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Fixing JavaScript Array functions in Internet Explorer (indexOf, forEach, etc.) [closed]
...g silly like pass non-function callbacks or non-integer indexes, but apart from that it attempts to be standards-compliant. (Let me know if I've missed anything. ;-))
'use strict';
// Add ECMA262-5 method binding if not supported natively
//
if (!('bind' in Function.prototype)) {
Function.prot...
PHP code to remove everything but numbers
I'm trying to remove everything from a string but just numbers (0-9).
4 Answers
4
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Converting user input string to regular expression
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Use the RegExp object constructor to create a regular expression from a string:
var re = new RegExp("a|b", "i");
// same as
var re = /a|b/i;
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Is it pythonic to import inside functions?
...). And you have to look at the very top of the file to see where xxx comes from. This is more of an issue when using from m import xxx. Seeing m.xxx tells you more - at least if there is no doubt as to what m is.
– codeape
Jun 21 '09 at 16:31
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Android - Pulling SQlite database android device
...dst = new FileOutputStream(backupDB).getChannel();
dst.transferFrom(src, 0, src.size());
src.close();
dst.close();
}
}
} catch (Exception e) {
}
Don't forget to set the permission to write on SD in your manifest, like below.
<uses-permission and...
Repeat String - Javascript
...ueOf() (clears one obvious type conversion);
added if (count < 1) check from prototypejs to the top of function to exclude unnecessary actions in that case.
applied optimisation from Dennis answer (5-7% speed up)
UPD
Created a little performance-testing playground here for those who interested...
int a[] = {1,2,}; Weird comma allowed. Any particular reason?
Maybe I am not from this planet, but it would seem to me that the following should be a syntax error:
20 Answers
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Issue with adding common code as git submodule: “already exists in the index”
...projects. I created a separate git repo for the common code and removed it from the projects with the plan to add it as a git submodule.
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How should equals and hashcode be implemented when using JPA and Hibernate
...ve an id and thus you're using hashCode() based on that id. It's different from above and would have placed your entity in the bucket #2. Now, assuming you hold a reference to this entity elsewhere, try calling Set.contains(entity) and you'll get back false. Same goes for get() / put() / etc...
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Read only the first line of a file?
...d in the docs, unless it is the only line in the file, the string returned from f.readline() will contain a trailing newline. You may wish to use f.readline().strip() instead to remove the newline.
The with statement automatically closes the file again when the block ends.
The with statement only wo...