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Get the latest record from mongodb collection
I want to know the most recent record in a collection. How to do that?
8 Answers
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PHP 5.4 Call-time pass-by-reference - Easy fix available?
Is there any way to easily fix this issue or do I really need to rewrite all the legacy code?
3 Answers
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Listening for variable changes in JavaScript
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I know this is an old thread but now this effect is possible using accessors (getters and setters): https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Working_with_Objects#Defining_getters_and_setters
You can define an object like this, in which aInternal represents the field a:
x = {...
How to print (using cout) a number in binary form?
...adecimal, etc. and today we just learned how signed/unsigned numbers are stored in memory using the two's complement (~number + 1).
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GitHub Windows client behind proxy
I'm trying to get the GitHub client for Windows working. I am on a corporate Win 7 x64 computer behind a corporate proxy and firewall. Following various other posts and experimenting with multiple combinations of environment variables and config variables I have found the only way to get cloning and...
PHP Get all subdirectories of a given directory
How can I get all sub-directories of a given directory without files, . (current directory) or .. (parent directory)
and then use each directory in a function?
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“int main (vooid)”? How does that work?
... 13 '11 at 22:44
Oliver CharlesworthOliver Charlesworth
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How to retrieve Request Payload
I'm using PHP , ExtJS and ajax store .
2 Answers
2
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Java: How to set Precision for double value? [duplicate]
I was working with numbers recently and I had a situation where I want to set the precision of a double value say to 6 digits or 4 digits, depending on the value stored in the database.
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What is tail call optimization?
... optimization is where you are able to avoid allocating a new stack frame for a function because the calling function will simply return the value that it gets from the called function. The most common use is tail-recursion, where a recursive function written to take advantage of tail-call optimizat...