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How can I check if a single character appears in a string?
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Ömer Erden
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answered Feb 3 '09 at 5:40
mP.mP.
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How to enumerate a range of numbers starting at 1
I am using Python 2.5, I want an enumeration like so (starting at 1 instead of 0):
12 Answers
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How to get a random number in Ruby
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958
Use rand(range)
From Ruby Random Numbers:
If you needed a random integer to simulate a rol...
ASP.NET Identity DbContext confusion
A default MVC 5 App comes with this piece of code in IdentityModels.cs - this piece of code is for all the ASP.NET Identity operations for the default templates:
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How can I transition height: 0; to height: auto; using CSS?
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51 Answers
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How to center canvas in html5
...le in IE11
Also, make sure you use a recent doctype such as xhtml or html 5.
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Version vs build in Xcode
...t" as your Version (e.g., 3.4.0) and "Bundle version" as your Build (e.g., 500 or 1A500). If you don't see them both, you can add them. Those will map to the proper Version and Build textboxes on the Summary tab; they are the same values.
When viewing the Info tab, if you right-click and select Sho...
Is there a way to use SVG as content in a pseudo element :before or :after
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<svg xmlns="http://www.w3.org/2000/svg">
<circle cx="100" cy="50" r="40" stroke="black" stroke-width="2" fill="red"/>
<polyline points="20,20 40,25 60,40 80,120 120,140 200,180" style="fill:none;stroke:black;stroke-width:3"/>
</svg>
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Linear Regression and group by in R
...nual time series with one field for year (22 years) and another for state (50 states). I want to fit a regression for each state so that at the end I have a vector of lm responses. I can imagine doing for loop for each state then doing the regression inside the loop and adding the results of each re...
How can I remove a character from a string using Javascript?
... r in the string.
However, it is always the character at index 4 (so the 5th character).
18 Answers
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