大约有 46,000 项符合查询结果（耗时：0.0833秒） [XML]
Parallel.ForEach() vs. foreach(IEnumerable.AsParallel())
...o something quite different.
The first one takes the anonymous delegate, and runs multiple threads on this code in parallel for all the different items.
The second one not very useful in this scenario. In a nutshell it is intended to do a query on multiple threads, and combine the result, and giv...
Is there a CSS selector for text nodes?
...
I'm nevertheless desperately missing ::before and ::after on text nodes.
– shabunc
Apr 8 '13 at 16:31
6
...
Read first N lines of a file in python
...ced in .net c#, however would like to do this in python to simplify things and out of interest.
16 Answers
...
What does the * * CSS selector do?
...swapnesh it looks like a browser hack. There's a * { font-size: XXX } rule and a * * { font-size: YYY } rule. One of them applies to most browsers, and the other one applies to browsers with a certain bug, although I don't have patience to figure out the details. It's similar to the * html hack that...
How to delete last character from a string using jQuery?
...
@skajfes and @GolezTrol provided the best methods to use. Personally, I prefer using "slice()". It's less code, and you don't have to know how long a string is. Just use:
//-----------------------------------------
// @param begin ...
How to re-raise an exception in nested try/except blocks?
... produced will include an additional notice that SomeError occurred while handling AlsoFailsError (because of raise e being inside except AlsoFailsError). This is misleading because what actually happened is the other way around - we encountered AlsoFailsError, and handled it, while trying to recove...
How to differentiate between time to live and time to idle in ehcache
...ld 1.1 documentation (available in Google Cache, which is easier to browse and more informative than the current docs AFAIK):
timeToIdleSeconds
This is an optional attribute.
Legal values are integers between 0 and Integer.MAX_VALUE.
It is the number of seconds that an Element sho...
Why is String.chars() a stream of ints in Java 8?
...d, the design decision behind this was to prevent the explosion of methods and classes.
Still, personally I think this was a very bad decision, and there should, given they do not want to make CharStream, which is reasonable, different methods instead of chars(), I would think of:
Stream<Chara...
Why use @Scripts.Render(“~/bundles/jquery”)
... any formatting (also referred as minified) into a single file for saving bandwith and number of requests to load a page.
As example you could create your own bundle:
bundles.Add(New ScriptBundle("~/bundles/mybundle").Include(
"~/Resources/Core/Javascripts/jquery-1.7.1.min.js",
...
matplotlib colorbar for scatter
...appable object, like the CircleCollection that plt.scatter() returns.
vmin and vmax can then control the limits of your colorbar. Things outside vmin/vmax get the colors of the endpoints.
How does this work for you?
import matplotlib.pyplot as plt
cm = plt.cm.get_cmap('RdYlBu')
xy = range(20)
z =...