大约有 2,820 项符合查询结果（耗时：0.0341秒） [XML]
Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization
... stack to trigger cleanup" (UTSTTC:)?
RAII is telling you what to do: Acquire your resource in a constructor! I would add: one resource, one constructor. UTSTTC is just one application of that, RAII is much more.
Resource Management sucks. Here, resource is anything that needs cleanup after use. ...
Is Haxe worth learning? [closed]
... environment or targets (you develop for .NET but an important customer requires PHP, or maybe that widget should be in Flash not Javascript), and this is the best case scenario. In the worst case you'll have to switch constantly, often multiple times in the same business day.
Those switches can w...
Hiding the scroll bar on an HTML page
...4 now supports the experimental scrollbar-width property by default (63 requires a configuration flag to be set). To hide the scrollbar in Firefox 64:
#element {
scrollbar-width: none;
}
To see if your current browser supports either the pseudo element or scrollbar-width, try this snippet:
...
Difference between initLoader and restartLoader in LoaderManager
...added to that table the CursorLoader uses onContentChanged() to inform the UI to update and show the new order (no need to use restartLoader in this case). If we want to display only open orders we need a new query and we would use restartLoaderto return a new CursorLoader reflecting the new query.
...
How to explain callbacks in plain english? How are they different from calling one function from ano
... jQuery's getJSON:
function processDataCB(jsondata) { // callback: update UI with results
showNowLoading(false);
var count = jsondata.results ? jsondata.results.length : 0;
$('#counter_messages').text(['Fetched', count, 'new items'].join(' '));
$('#results_messages').html(jsondata.resul...
Single Page Application: advantages and disadvantages [closed]
...ocus exclusively on page load time only, like time to first byte, time to build DOM, network round trip for the HTML, onload event, etc. Updating the page post-load via AJAX would not be measured. There are solutions which let you instrument your code to record explicit measures, like when clickin...
How to use the same C++ code for Android and iOS?
...
Update.
This answer is quite popular even four years after I write it, in this four years a lot of things has changed, so I decided to update my answer to fit better our current reality. The answer idea does not change; the implementation has change...
Why do we need RESTful Web Services?
...he fact that the jQuery libraries that are used to drive the StackOverflow UI are retrieved from Google's Content Delivery Network. The fact that SO could direct the client (i.e. your web browser) to download code from a third-party site to improve performance is testament to the low coupling betwe...
Do zombies exist … in .NET?
...de one!
[DllImport("kernel32.dll")]
private static extern void ExitThread(uint dwExitCode);
static void Main(string[] args)
{
new Thread(Target).Start();
Console.ReadLine();
}
private static void Target()
{
using (var file = File.Open("test.txt", FileMode.OpenOrCreate))
{
...
How do I plot in real-time in a while loop using matplotlib?
...
Here's the working version of the code in question (requires at least version Matplotlib 1.1.0 from 2011-11-14):
import numpy as np
import matplotlib.pyplot as plt
plt.axis([0, 10, 0, 1])
for i in range(10):
y = np.random.random()
plt.scatter(i, y)
plt.pause(0.05)
...