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How do I get a string format of the current date time, in python?
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#python3
import datetime
print(
'1: test-{date:%Y-%m-%d_%H:%M:%S}.txt'.format( date=datetime.datetime.now() )
)
d = datetime.datetime.now()
print( "2a: {:%B %d, %Y}".format(d))
# see the f" to tell python this is a f string, no .format
print(f"2b: {d:%B %d, %Y}")
print(f"3...
Streaming Audio from A URL in Android using MediaPlayer?
...et rejected b'coz I have used Vitamio 4.x version
– Pallavi
Dec 22 '16 at 14:31
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Which is the fastest algorithm to find prime numbers?
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Actually I don't think primegen is the fastest, or even the second-fastest; yafu and primesieve are both faster in general, I think, and certainly over 2^32. Both are (modified) sieves of Eratosthenes rather than the Atkin-Berns...
Extract a dplyr tbl column as a vector
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This seems the most versatile method as it works identically with vectors and data.frames, i.e. it enables functions to be more agnostic.
– geotheory
Mar 14 '17 at 10:03
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Express res.sendfile throwing forbidden error
...ath.resolve('../../some/path/to/file.txt');
relative to file: path.resolve(__dirname+'../../some/path/to/file.txt');
From reading the link from @Joe's comment, it sounds like relative paths are a security risk if you accept user input for the path (e.g. sendfile('../.ssh/id_rsa') might be a hacker...
How to avoid warning when introducing NAs by coercion
... na = x %in% na.strings
x[na] = 0
x = as.numeric(x)
x[na] = NA_real_
x
}
as.num(c("1", "2", "X"), na.strings="X")
#[1] 1 2 NA
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UINavigationController without navigation bar?
...Hidden box instead of using code. I've recently been on a kick of creating all my interfaces entirely programmatically without .xib files, so went straight to that for my answer.
– Ashwin
Apr 24 '11 at 3:45
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Android SDK on a 64-bit linux machine
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Yes, it is. You need to install the ia32 libraries. Check out the Ubuntu Linux troubleshooting section.
apt-get install ia32-libs
apt-get install sun-java6-jdk
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Ruby - test for array
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Type checking is for Java. Go ahead and just call count on the variable. Write unit tests to make sure the method works as expected.
– user132447
Mar 21 '12 at 14:55
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How do I URL encode a string
...om/message/15674#15674
http://simonwoodside.com/weblog/2009/4/22/how_to_really_url_encode/
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