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Best database field type for a URL
I need to store a url in a MySQL table. What's the best practice for defining a field that will hold a URL with an undetermined length?
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Position icons into circle
...matically arranges the new number of images on a circle such that they're equally spaced out and also adjusts the size of the container. You can test this in this demo.
OLD solution (preserved for historical reasons)
Yes, it is very much possible and very simple using just CSS. You just need to hav...
Formatting Decimal places in R
... However, in many domains (e.g., APA style, business reports) formatting requirements dictate that a certain number of decimal places are displayed. This is often done for consistency and standardisation purposes rather than being concerned with significant figures.
Solution:
The following code sh...
What's the u prefix in a Python string?
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The u in u'Some String' means that your string is a Unicode string.
Q: I'm in a terrible, awful hurry and I landed here from Google Search. I'm trying to write this data to a file, I'm getting an error, and I need the dead simplest, probably flawed, solution this second.
A: You should really...
PostgreSQL: How to pass parameters from command line?
I have a somewhat detailed query in a script that uses ? placeholders. I wanted to test this same query directly from the psql command line (outside the script). I want to avoid going in and replacing all the ? with actual values, instead I'd like to pass the arguments after the query.
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Injecting a mock into an AngularJS service
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What if your mock needs $q? Then you can't inject $q into the mock prior to calling module() in order to register the mock. Any thoughts?
– Jake
May 7 '15 at 15:15
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Getting LaTeX into R Plots
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Here's an example using ggplot2:
q <- qplot(cty, hwy, data = mpg, colour = displ)
q + xlab(expression(beta +frac(miles, gallon)))
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How to exit if a command failed?
...your original shell.
To overcome this use { }
The last two changes are required by bash.
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Show spinner GIF during an $http request in AngularJS?
I am using the $http service of AngularJS to make an Ajax request.
26 Answers
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How to delete a folder with files using Java
... run out of handles and the program will crash. See e.g. stackoverflow.com/q/36990053/421049 and stackoverflow.com/q/26997240/421049 .
– Garret Wilson
Apr 18 '19 at 21:38
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