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How to execute PHP code from the command line?
... statement like if(function_exists("my_func")) echo 'function exists'; directly with the command line without having to use a seperate php file.
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How to modify a text file?
I'm using Python, and would like to insert a string into a text file without deleting or copying the file. How can I do that?
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How to wait for a keypress in R?
I want to pause my R script until the user presses a key.
6 Answers
6
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How to extract a floating number from a string [duplicate]
I have a number of strings similar to Current Level: 13.4 db. and I would like to extract just the floating point number. I say floating and not decimal as it's sometimes whole. Can RegEx do this or is there a better way?
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PopupWindow - Dismiss when clicked outside
... on my activity, the thing is my PopupWindow still shows even when I'm interacting with my activity (say scrolling on my list). I can scroll through my list and the PopupWindow is still there.
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PHP - how to create a newline character?
In PHP I am trying to create a newline character:
15 Answers
15
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Control the size of points in an R scatterplot?
In R, the plot() function takes a pch argument that controls the appearance of the points in the plot. I'm making scatterplots with tens of thousands of points and prefer a small, but not too small dot. Basically, I find pch='.' to be too small, but pch=19 to be too fat. Is there somethin...
How do I set a textbox's text to bold at run time?
I'm using Windows forms and I have a textbox which I would occassionally like to make the text bold if it is a certain value.
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“#include” a text file in a C program as a char[]
Is there a way to include an entire text file as a string in a C program at compile-time?
17 Answers
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How to draw a rounded Rectangle on HTML Canvas?
I found that there are only can fill rectangle, but no rounded corner one, how can I do that?
12 Answers
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