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How can I measure the speed of code written in PHP? [closed]

How can I say which class of many (which all do the same job) execute faster? is there a software to measure that? 10 Answe...
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The cause of “bad magic number” error when loading a workspace and how to avoid it?

I tried to load my R workspace and received this error: 9 Answers 9 ...
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iPhone: Detecting user inactivity/idle time since last screen touch

Has anybody implemented a feature where if the user has not touched the screen for a certain time period, you take a certain action? I'm trying to figure out the best way to do that. ...
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Unstaged changes left after git reset --hard

After git reset --hard , git status gives me files within the Changes not staged for commit: section. 21 Answers ...
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Is floating-point math consistent in C#? Can it be?

No, this is not another "Why is (1/3.0)*3 != 1" question. 10 Answers 10 ...
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How do you use “

I just finished reading about scoping in the R intro , and am very curious about the <<- assignment. 6 Answers ...
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How to intercept touches events on a MKMapView or UIWebView objects?

I'm not sure what I am doing wrong but I try to catch touches on a MKMapView object. I subclassed it by creating the following class : ...
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Possible to make labels appear when hovering over a point in matplotlib?

I am using matplotlib to make scatter plots. Each point on the scatter plot is associated with a named object. I would like to be able to see the name of an object when I hover my cursor over the point on the scatter plot associated with that object. In particular, it would be nice to be able to qui...
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How do I get the AM/PM value from a DateTime?

The code in question is below: 13 Answers 13 ...
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Python in Xcode 4+?

How does one create a Python friendly environment in Xcode 4, 5, 6 or 7? 8 Answers 8 ...