大约有 11,400 项符合查询结果（耗时：0.0359秒） [XML]
Unicode character in PHP string
This question looks embarrassingly simple, but I haven't been able to find an answer.
8 Answers
...
Git push branch from one remote to another?
...pec that can do this:
$ git push rorg origin/one:refs/heads/one
Counting objects: 5, done.
Writing objects: 100% (3/3), 240 bytes, done.
Total 3 (delta 0), reused 0 (delta 0)
Unpacking objects: 100% (3/3), done.
To /tmp/rorg
* [new branch] origin/one -> one
So origin/BRANCHNAME:refs/head...
Center Oversized Image in Div
I have been trying to sort out how to center an oversized image within a div using css only.
11 Answers
...
What is the 'pythonic' equivalent to the 'fold' function from functional programming?
...g an array is using sum. For other purposes, you can sometimes use some combination of reduce (from the functools module) and the operator module, e.g.:
def product(xs):
return reduce(operator.mul, xs, 1)
Be aware that reduce is actually a foldl, in Haskell terms. There is no special syntax t...
Scatterplot with too many points
I am trying to plot two variables where N=700K. The problem is that there is too much overlap, so that the plot becomes mostly a solid block of black. Is there any way of having a grayscale "cloud" where the darkness of the plot is a function of the number of points in an region? In other words, ins...
How do you do natural logs (e.g. “ln()”) with numpy in Python?
...
np.log is ln, whereas np.log10 is your standard base 10 log.
Relevant documentation:
http://docs.scipy.org/doc/numpy/reference/generated/numpy.log.html
http://docs.scipy.org/doc/numpy/reference/generated/numpy.log10.html
...
Stashing only staged changes in git - is it possible?
...hanges? The scenario I'm having issues with is when I've worked on several bugs at a given time, and have several unstaged changes. I'd like to be able to stage these files individually, create my .patch files, and stash them away until the code is approved. This way, when it's approved I can stash ...
How to create a WPF UserControl with NAMED content
...use a UserControl to do it.
Create a class that extends ContentControl
public class MyFunkyControl : ContentControl
{
public static readonly DependencyProperty HeadingProperty =
DependencyProperty.Register("Heading", typeof(string),
typeof(HeadingContainer), new PropertyMetadat...
Best way to do multi-row insert in Oracle?
...m looking for a good way to perform multi-row inserts into an Oracle 9 database. The following works in MySQL but doesn't seem to be supported in Oracle.
...
How to drop column with constraint?
...
First you should drop the problematic DEFAULT constraint, after that you can drop the column
alter table tbloffers drop constraint [ConstraintName]
go
alter table tbloffers drop column checkin
But the error may appear from other reasons - for example...