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Converting string to numeric [duplicate]
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Extract every nth element of a vector
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a <- 1:120
b <- a[seq(1, length(a), 6)]
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Obscure a UITextField password
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320
Please set your UItextField property secure..
Try this..
textFieldSecure.secureTextEntry = tr...
Difference between this and self in JavaScript
...all({}); // true false false
You can find window.self defined in the W3C 2006 working draft for the Window Object here.
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How does node.bcrypt.js compare hashed and plaintext passwords without the salt?
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answered Oct 23 '12 at 6:00
BillBill
22.7k66 gold badges8383 silver badges112112 bronze badges
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Pandas DataFrame Groupby two columns and get counts
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126
Followed by @Andy's answer, you can do following to solve your second question:
In [56]: df.gr...
How to perform Unwind segue programmatically?
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286
Create a manual segue (ctrl-drag from File’s Owner to Exit),
Choose it in the Left Controll...
How to generate a random string of a fixed length in Go?
...olution is perfect. This is if performance does matter. Although the first 2 steps (Bytes and Remainder) might be an acceptable compromise: they do improve performance by like 50% (see exact numbers in the II. Benchmark section), and they don't increase complexity significantly.
Having said that, ...
What is the meaning of “non temporal” memory accesses in x86
...w content is directly written to memory.
Source: http://lwn.net/Articles/255364/
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Percentage Height HTML 5/CSS
...d in terms of percentage of the parent you've made yourself a little Catch 22. The browser gives up and just uses the content height.
So the parent of the div must have an explicit height property. Whilst that height can also be a percentage if you want, that just moves the problem up to the next l...