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How do you create an asynchronous method in C#?
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I don't recommend StartNew unless you need that level of complexity.
If your async method is dependent on other async methods, the easiest approach is to use the async keyword:
private static async Task<DateTime> CountToAsync(int num = 10)
{
for (int i = 0; i < num; i++)
{
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What is “thread local storage” in Python, and why do I need it?
...ared, except for function-local variables (because each function call gets its own set of locals, and threads are always separate function calls.) And even then, only the variables themselves (the names that refer to objects) are local to the function; objects themselves are always global, and anyth...
RESTfully design /login or /register resources?
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[... H]andling [of GET requests] by the server is not technically limited in any way. Therefore, careless or deliberate programming can cause non-trivial changes on the server. This is discouraged, because it can cause problems for Web caching, search engines and other automated agents [...]
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Setting environment variables on OS X
...apps
# (and Terminal), including those launched via Spotlight.
#
# After editing this file run the following command from the terminal to update
# environment variables globally without needing to reboot.
# NOTE: You will still need to restart the relevant application (including
# Terminal) to pick ...
How to UPSERT (MERGE, INSERT … ON DUPLICATE UPDATE) in PostgreSQL?
...ey) DO UPDATE (and ON CONFLICT (key) DO NOTHING), i.e. upsert.
Comparison with ON DUPLICATE KEY UPDATE.
Quick explanation.
For usage see the manual - specifically the conflict_action clause in the syntax diagram, and the explanatory text.
Unlike the solutions for 9.4 and older that are given below, ...
ctypes - Beginner
...brary into a python class. The docs are incredibly vague on this matter. It seems they expect only advanced python users would implement ctypes. Well i'm a beginner in python and need help.
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How do I join two SQLite tables in my Android application?
I have an Android project that has a database with two tables: tbl_question and tbl_alternative .
4 Answers
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Is it safe to remove selected keys from map within a range loop?
How can one remove selected keys from a map?
Is it safe to combine delete() with range, as in the code below?
4 Answers
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What does a Ajax call response like 'for (;;); { json data }' mean? [duplicate]
...I'm confused on the for (;;); part in the beginning of response. What is it used for?
5 Answers
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What is Rack middleware?
...n
Rack middleware is more than "a way to filter a request and response" - it's an implementation of the pipeline design pattern for web servers using Rack.
It very cleanly separates out the different stages of processing a request - separation of concerns being a key goal of all well designed sof...