大约有 41,000 项符合查询结果（耗时：0.0633秒） [XML]
How to stop text from taking up more than 1 line?
Is there a word-wrap or any other attribute that stops text from wrapping? I have a height, and overflow:hidden , and the text still breaks.
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How do I get the name of captured groups in a C# Regex?
... iterate over those, using the names as keys into the groups collection.
For example,
GroupCollection groups = regex.Match(line).Groups;
foreach (string groupName in regex.GetGroupNames())
{
Console.WriteLine(
"Group: {0}, Value: {1}",
groupName,
groups[groupName].Value);...
Colorize console output in Intellij products
I have a custom script with a default output. I'd like to colorize errors, warnings and infos. There's a way to do that in Intellij products (IDEA, PhpStorm, PyCharm)?
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Is it possible to have empty RequestParam values use the defaultValue?
...but you missed the point of my question which is in the title. I've asked for the ability to supply empty params /test?i= and since i is empty have the default value.
– Brett Ryan
Feb 20 '14 at 12:24
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Build tree array from flat array in javascript
...son file that I have to handle with javascript to make it hierarchical, in order to later build a tree.
Every entry of the json has :
id : a unique id,
parentId : the id of the parent node (which is 0 if the node is a root of the tree)
level : the level of depth in the tree
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How to say “should_receive” more times in RSpec
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This is outdated. Please check Uri's answer below
for 2 times:
Project.should_receive(:find).twice.with(@project).and_return(@project)
for exactly n times:
Project.should_receive(:find).exactly(n).times.with(@project).and_return(@project)
for at least n times:
Project.shoul...
Suppress Scientific Notation in Numpy When Creating Array From Nested List
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I guess what you need is np.set_printoptions(suppress=True), for details see here:
http://pythonquirks.blogspot.fr/2009/10/controlling-printing-in-numpy.html
For SciPy.org numpy documentation, which includes all function parameters (suppress isn't detailed in the above link), see here:...
How do you know when to use fold-left and when to use fold-right?
...aning trees and fold-right produces right-leaning trees, but when I reach for a fold, I sometimes find myself getting bogged down in headache-inducing thought trying to determine which kind of fold is appropriate. I usually end up unwinding the entire problem and stepping through the implementation...
How do I modify a MySQL column to allow NULL?
...mns are nullable by default. As long as the column is not declared UNIQUE or NOT NULL, there shouldn't be any problems.
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Using python map and other functional tools
...,3]
def maptest(foo):
print foo, bars
map(maptest, foos)
With your original maptest function you could also use a lambda function in map:
map((lambda foo: maptest(foo, bars)), foos)
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