大约有 40,000 项符合查询结果（耗时：0.0545秒） [XML]
Sqlite primary key on multiple columns
...umn primary key unique and the auto-increment key primary. Just like this: https://stackoverflow.com/a/6157337
share
|
improve this answer
|
follow
|
...
Using getopts to process long and short command line options
...it needs to be installed separately. On Mac OS X, install MacPorts (http://www.macports.org) and then do sudo port install getopt to install GNU getopt (usually into /opt/local/bin), and make sure that /opt/local/bin is in your shell path ahead of /usr/bin. On FreeBSD, install misc/getopt.
A quick ...
How to include package data with setuptools/distribute?
...configs should use import setuptools. I've added a more complete answer at https://stackoverflow.com/a/49501350/64313
I solved this by switching to distutils. Looks like distribute is deprecated and/or broken.
from distutils.core import setup
setup(
name='myapp',
packages=['myapp'],
pa...
Git serve: I would like it that simple
....
run git update-server-info
go to the .git directory
run python -mSimpleHTTPServer
(just create an alias in your gitconfig)
Now you can pull the repo with git pull http://HOST_NAME:8000/
PS: when usingthe git daemon solution you can set --base-path=.git so the url is git://HOST/
...
ScrollIntoView() causing the whole page to move
...IntoView({ behavior: 'smooth', block: 'nearest', inline: 'start' })
see: https://developer.mozilla.org/en-US/docs/Web/API/Element/scrollIntoView
share
|
improve this answer
|
...
Removing all empty elements from a hash / YAML?
...ct!
h = { a: 1, b: false, c: nil }
h.compact! #=> { a: 1, b: false }
https://ruby-doc.org/core-2.4.0/Hash.html#method-i-compact-21
share
|
improve this answer
|
follow
...
Unicode (UTF-8) reading and writing to files in Python
.... The following information about the open function is gathered from here: https://docs.python.org/3/library/functions.html#open
open(file, mode='r', buffering=-1,
encoding=None, errors=None, newline=None,
closefd=True, opener=None)
Encoding is the name of the encoding used to de...
Scraping html tables into R data frames using the XML package
...rter try:
library(XML)
library(RCurl)
library(rlist)
theurl <- getURL("https://en.wikipedia.org/wiki/Brazil_national_football_team",.opts = list(ssl.verifypeer = FALSE) )
tables <- readHTMLTable(theurl)
tables <- list.clean(tables, fun = is.null, recursive = FALSE)
n.rows <- unlist(lapp...
When deleting remote git branch “error: unable to push to unqualified destination”
... went to this discussion, however I couldn't solve the problem until I saw https://stackoverflow.com/a/32147743/4209849.
which simply add a tip on distinguishing origin/my-branch-name and my-branch-name.
To be specific, I should use:
git push origin :my_remote_branch
instead of
git push orig...
CGContextDrawImage draws image upside down when passed UIImage.CGImage
...
Relevant Quartz2D docs: https://developer.apple.com/library/ios/documentation/2DDrawing/Conceptual/DrawingPrintingiOS/GraphicsDrawingOverview/GraphicsDrawingOverview.html#//apple_ref/doc/uid/TP40010156-CH14-SW4
Flipping the Default Coordinate Sy...