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What are Long-Polling, Websockets, Server-Sent Events (SSE) and Comet?
...server.
The server does not immediately respond with the requested information but waits until there's new information available.
When there's new information available, the server responds with the new information.
The client receives the new information and immediately sends another request to the...
How to handle floats and decimal separators with html5 input type number
...ber keyboard for better user experience. This web app is mainly used in regions where decimal separator is comma, not dot, so I need to handle both decimal separators.
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Why are nested weights bad for performance? Alternatives?
...ple layout files where I used the layout_weight attribute to create a ratio between different views.
6 Answers
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Multiple submit buttons on HTML form – designate one button as default [duplicate]
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My suggestion is don't fight this behaviour. You can effectively alter the order using floats. For example:
<p id="buttons">
<input type="submit" name="next" value="Next">
<input type="submit" name="prev" value="Previou...
Handle spring security authentication exceptions with @ExceptionHandler
I'm using Spring MVC's @ControllerAdvice and @ExceptionHandler to handle all the exception of a REST Api. It works fine for exceptions thrown by web mvc controllers but it does not work for exceptions thrown by spring security custom filters because they run before the controller methods are inv...
What is a faster alternative to Python's http.server (or SimpleHTTPServer)?
... Python's SimpleHTTPServer. This is primarily because it uses asynchronous IO for concurrent handling of requests, instead of serialising requests.
Installation
Install node.js if you haven't already. Then use the node package manager (npm) to install the package, using the -g option to install glob...
Using a BOOL property
...ther you customize the getter name or not, as long as you use the dot notation or message notation with the correct name. If you're going to use the dot notation it makes no difference, you still access it by the property name:
@property (nonatomic, assign) BOOL working;
[self setWorking:YES]; ...
Asynchronous Requests with Python requests
I tried the sample provided within the documentation of the requests library for python.
12 Answers
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ProcessStartInfo hanging on “WaitForExit”? Why?
...ever terminates, or if it is blocked writing to StandardError).
The solution is to use asynchronous reads to ensure that the buffer doesn't get full. To avoid any deadlocks and collect up all output from both StandardOutput and StandardError you can do this:
EDIT: See answers below for how avoid ...
How to get line count of a large file cheaply in Python?
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You can't get any better than that.
After all, any solution will have to read the entire file, figure out how many \n you have, and return that result.
Do you have a better way of doing that without reading the entire file? Not sure... The best solution will always be I/O-bound, ...