大约有 32,000 项符合查询结果（耗时：0.0583秒） [XML]
why is plotting with Matplotlib so slow?
...take his advice (especially about Blitting) and put it into practice. More info on this approach, read the Matplotlib Cookbook
However, the non-GUI-neutral (GUI-biased?) approach is key to speeding up the plotting. In other words, the backend is extremely important to plot speed.
Put these two lin...
In which scenario do I use a particular STL container?
...in which each of the basic containers can be used.
The flowchart:
More info provided in this link.
share
|
improve this answer
|
follow
|
...
How do I retrieve an HTML element's actual width and height?
...
For Example:
var element = document.getElementById('foo');
var positionInfo = element.getBoundingClientRect();
var height = positionInfo.height;
var width = positionInfo.width;
I believe this does not have the issues that .offsetWidth and .offsetHeight do where they sometimes return 0 (as disc...
How and when to use ‘async’ and ‘await’
...ook 1 second)
5/24/2017 2:22:56 PM (Second block took 5 seconds)
Extra info regarding SynchronizationContext
Note: This is where things get a little foggy for me, so if I'm wrong on anything, please correct me and I will update the answer. It's important to have a basic understanding of how thi...
Should I use the datetime or timestamp data type in MySQL?
...rsion to UTC, but it is a cleaner design long-term. Of course, present the info to user based on their current settings. If user wishes to enter "09:00 in Paris", then let them set Paris time, then enter 09:00. Then anyone who is in New York can easily find what time they need to be awake at their t...
Fragment Inside Fragment
..., but would disappear after a screen orientation change. No exception, log info, nothing. Switching to getChildFragmentManager() and removing setRetainInstance(true) from the inner fragment (pity) fixed it. Thanks for saving my bacon again, @CommonsWare.
– Felix
...
Pointers vs. values in parameters and return values
...arbage collection). You can see some basic numbers here: http://www.macias.info/entry/201802102230_go_values_vs_references.md
Reason 2: especially if you store returned values in slices, your memory objects will be more compacted in memory: looping a slice where all the items are contiguous is much...
Are static variables shared between threads?
...
This article presents a view that is consistent with how he presented the info:
http://jeremymanson.blogspot.com/2008/11/what-volatile-means-in-java.html
First, you have to understand a little something about the Java memory model. I've struggled a bit over the years to explain it briefly and we...
What is a web service endpoint?
...
Service– a collection of related endpoints.
http://www.ehow.com/info_12212371_definition-service-endpoint.html
The endpoint is a connection point where HTML files or active server pages are exposed. Endpoints provide information needed to address a Web service endpoint. The endpoint p...
How to upload files to server using JSP/Servlet?
...ted a post related to this, do you have an idea how I could retrieve extra infos from File API webKitDirectory. More details here stackoverflow.com/questions/45419598/…
– Rapster
Jul 31 '17 at 23:52
...