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How can I filter lines on load in Pandas read_csv function?
...lution is to hard-code the range of rows. Simply combine skiprows=range(1, start_row) with nrows=end_row parameters. Then the import takes seconds where the accepted solution would take minutes. A few experiments with the initial start_row are not a huge cost given the savings on import times. Notic...
How can I use functional programming in the real world? [closed]
...
I'm currently learning Haskell myself, when you start out learning it, it doesn't seem very intriguing because the learning experience is NOTHING like learning a language like C#, it's a whole new world, but I noticed I could write very very complex expressions in just a f...
How do I view 'git diff' output with my preferred diff tool/ viewer?
...ginally proposed in September 2008:
USAGE='[--tool=tool] [--commit=ref] [--start=ref --end=ref] [--no-prompt] [file to merge]'
(See --extcmd in the last part of this answer)
$LOCAL contains the contents of the file from the starting revision and $REMOTE contains the contents of the file in the endin...
Absolute vs relative URLs
...tp://foo/bar/baz) (and optionally port, userinfo and port).
Relative urls start with a path.
Absolute urls are, well, absolute: the location of the resource can be resolved looking only at the url itself. A relative url is in a sense incomplete: to resolve it, you need the scheme and hostname, a...
How do I adb pull ALL files of a folder present in SD Card
... are required to work with filenames containing spaces.
The scripts will start in the top folder and recursively go down and find all the "*.jpg" files and pull them from your phone to the current directory.
share
...
Live-stream video from one android phone to another over WiFi
...review.getHolder().getSurface());
mMediaRecorder.prepare();
mMediaRecorder.start();
On the player side it is a bit tricky, you could try this:
// this is your network socket, connected to the server
ParcelFileDescriptor pfd = ParcelFileDescriptor.fromSocket(socket);
mMediaPlayer = new MediaPlayer...
How can I read command line parameters from an R script?
...r arguments are returned, check:
# print(commandArgs(trailingOnly=FALSE))
start_date <- as.Date(args[1])
name <- args[2]
n <- as.integer(args[3])
rm(args)
# Some computations:
x <- rnorm(n)
png(paste(name,".png",sep=""))
plot(start_date+(1L:n), x)
dev.off()
summary(x)
Save both fil...
JavaScript - get the first day of the week from current date
...tDay();
var lessDays = currentWeekDay == 0 ? 6 : currentWeekDay - 1;
var wkStart = new Date(new Date(dt).setDate(dt.getDate() - lessDays));
var wkEnd = new Date(new Date(wkStart).setDate(wkStart.getDate() + 6));
This will work well.
...
Python to print out status bar and percentage
...dgets=[progressbar.Bar('=', '[', ']'), ' ', progressbar.Percentage()])
bar.start()
for i in xrange(20):
bar.update(i+1)
sleep(0.1)
bar.finish()
To install it, you can use easy_install progressbar, or pip install progressbar if you prefer pip.
...
AppStore - App status is ready for sale, but not in app store
...that was Ready For Sale) in store, I changed the pricing plan (from 0 to 0 starting today) and after 30 min my update was live. Thanks!
– KlimczakM
Apr 10 '17 at 5:49
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