Asynchronous programming is simply allowing some portions of code to be executed on separate threads. It makes your applications perform better, be more responsive, and use the resources of the system they are running on to the fullest extent.
6
votes
1answer
199 views
Semi-synchronous programming in Python
I just took a stab at creating a library for something I'm dubbing semi-synchronous programming (async + dependencies). It's rather dense, but I'd really appreciate a quick code review to ensure I'm ...
4
votes
1answer
60 views
Cancellable futures, interaction with throwing destructors
I'm reinventing std::future from scratch (for an upcoming talk). I'd like to incorporate as many of the latest and most likely-to-succeed proposals as possible, and ...
2
votes
1answer
85 views
Finding a customer's gender
I have been playing with Async/parallel execution in entity framework for while. I'm not sure if I'm doing it right.
I have two entity contexts: one for reading and one for writing. The reading ...
-1
votes
1answer
198 views
Using async & await
I've been experimenting with some old code that needs refactoring in places and was testing if there was any improvement to iis threads etc by uploading file asynchronously (Server Side). I'm using ...
4
votes
0answers
35 views
Dining Philosophers Problem in Cojure
I have implemented the Dining Philosophers Problem in Clojure with refs, trying to emphasize readability. Please point out if parts of it are inefficient, not idiomatic, or improvable in any way. Full ...
4
votes
0answers
434 views
Asynchronous Array.map
I put together an asynchronous map function for Swift's Array using Grand Central Dispatch. It's called with a transform ...
4
votes
0answers
322 views
Questions regarding the use of Requests Futures for accessing REST URLs
This is a much simplified version of the real code focusing just on the handling of Futures from Requests Futures.
I have a few questions:
I had to implement my own version of ...
4
votes
0answers
509 views
Aysnc call back to UI Thread
My main DLL is a .Net one that has an async running method and fires an event when it's done:
...
3
votes
0answers
36 views
Q.js worker pool
I'm building a program to scrape data about hockey games in order to compile statistics. One of the run modes will process all of the games in a single season (1230). Processing a single game consists ...
3
votes
0answers
127 views
Validating asynchronous behavior
I have a large service application I designed; it's a solution made up of about 30 projects.
I was wondering if anyone could point me in the right direction regarding using the Task-based ...
3
votes
0answers
87 views
Queue with “unlimited” buffer in Go
This is small piece of bigger puzzle, but usable by its own.
It an attempt to have a nonblocking queue with "unlimited" (besides memory size) buffer length.
Got unit-tests 100% statement coverage, it ...
3
votes
0answers
83 views
3
votes
0answers
646 views
MVC Async Action Invoking Workflow
I've just started working with Workflow (WF4) and have been playing with an idea of using it in MVC3.0 controller actions to see if it improves the maintainability of complex actions; also potentially ...
2
votes
0answers
40 views
Implementing TAP around WMI
I'm trying to improve my skills with the Task-based Asynchronous Pattern (TAP), by writing simple task-based wrappers around some WMI methods:
...
2
votes
0answers
147 views
Web Scraping with Python + asyncio
I've been working at speeding up my web scraping with the asyncio library. I have a working solution, but am unsure as to how pythonic it is or if I am properly using the library. Any input would be ...
2
votes
0answers
141 views
React Flux structure for a shopping app
we have just started up a new app and we are using React with the Flux architecture, we have done our best to piece together what we think is the best structure for the app and would appreciate any ...
2
votes
0answers
86 views
Thread Safe Events while utilizing EAP
This is my code for a server using EAP (Sockets).
Is AsyncOperation.Post is the right way to raise thread safe events?
AsyncOperation.Post states:
Invokes a delegate on the thread or context ...
2
votes
0answers
866 views
WCF using TAP without worrying about timeouts
I am really liking using the new TAP pattern in .net 4.5. And am updating some of my older projects to use it.
One of the old patterns I used to use was to use EAP with WCF so I could have functions ...
1
vote
0answers
42 views
Simple wrapper to use IEnumerable as a producer in a producer-consumer pattern
I have a relatively simple problem: I have an IEnumerable<T>, which takes considerable time to yield each term. This is then used by another piece of code, ...
1
vote
0answers
82 views
Asynchronous execution
I needed several classes with methods performing network requests which should be executed asynchronously (with callbacks). To get rid of repetition, I added a mixin and a helper class:
...
1
vote
0answers
47 views
JavaScript nesting XMLHttp requests and in a loop
I am new to JavaScript, especially the wonders of async and closures and would like some help on the attached code. It is in a Chrome extension and retrieves a list of users albums with the Picasa Web ...
1
vote
0answers
249 views
Server socket implementation with Python asyncio
I want a socket server implementation with the Python asyncio library. I have this code but I don't know if it's correct. I want to implement SSL, too.
I used code from the documentation example and ...
1
vote
0answers
42 views
Using an asynchronous function without directly using its callback
I hate functions and re-writing callbacks by "intercepting" them and passing the original along. This is simple: it uses an existing function, exec, and doesn't ...
1
vote
0answers
112 views
Paginated Backbone.Collection subclass
This is a subclass of Backbone.Collection with a method fetchNextPage that returns a Q promise.
To find out the next page's ...
1
vote
0answers
1k views
Cancelling Local WebClient ASync Operation
I had previously asked this question on SO. The answer pointed me towards using the task parallel library for multiple parallel downloads. I'm not actually utilizing this exact code, but it got me ...
0
votes
0answers
19 views
Method to get data from redis and return as array
I am using chaining for such code. I have tried to make async.map but it's now real mesh for me. How can I make this code more robust and right?
...
0
votes
0answers
48 views
Implementing Ajax deferred/promise patterns
I have a testcase where I want to send a request to the server every time a form field change event occurs. The implementation below works as expected until I ...
0
votes
0answers
546 views
Android app with an ActionBar, a ViewPager and an AsyncTask
I'm new at Android and Java development and I've put together a demo app to start learning, which is made of:
a main activity extending ActionBarActivity, in ...
