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When should TaskCompletionSource be used?
...n NuGet which allows the async/await keywords in .NET 4.0 projects (VS2012 and higher is recommended).
– Erik
Feb 1 '14 at 18:41
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How to make a Python script run like a service or daemon in Linux
I have written a Python script that checks a certain e-mail address and passes new e-mails to an external program. How can I get this script to execute 24/7, such as turning it into daemon or service in Linux. Would I also need a loop that never ends in the program, or can it be done by just havin...
What does -save-dev mean in npm install grunt --save-dev
I've just started using Grunt.js . It is pretty hard to set up and I am at the point of creating a package.json file.
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How to make asynchronous HTTP requests in PHP
...). The best you can do is to set a low timeout on fsockopen to 0.1 (100ms) and $my_timeout to 100ms. You risk though, that the request timeout.
– Chris Cinelli
Oct 24 '12 at 23:22
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AWS Error Message: A conflicting conditional operation is currently in progress against this resourc
...ault to US region (used AWSCLI)
realized, the bucket shall go to EU region and deleted it (used AWS console)
(few minutes later) tried to create the bucket, specifying the EU region
At step 3, AWS console has shown me the error message from title of your question.
So I guess, that the bucket in U...
Appropriate hashbang for Node.js scripts
...ll work in multiple environments. Particularly for me, I'm switching back and forth between OS X and Ubuntu. In the former, Node is installed as node , but in the latter it is nodejs . At the top of my script, I can have:
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trying to animate a constraint in swift
... that I want to enlarge its width when tapped on. I set up the constraints and made sure the constraint on the left has the lower priority then the one that I am trying to animate on the right side.
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Swift Bridging Header import issue
Following instructions, I've created a bridging header and added to my project. Unfortunately, the following error occurred:
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Adding new column to existing DataFrame in Python pandas
I have the following indexed DataFrame with named columns and rows not- continuous numbers:
24 Answers
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Can I combine :nth-child() or :nth-of-type() with an arbitrary selector?
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This is a very common problem that arises due to a misunderstanding of how :nth-child() and :nth-of-type() work. Unfortunately, there is currently no selector-based solution as yet because Selectors does not provide a way to match the nth child that matches an arbitrary selector based ...