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Is there a way to do repetitive tasks at intervals?

Is there a way to do repetitive background tasks in Go? I'm thinking of something like Timer.schedule(task, delay, period) in Java. I know I can do this with a goroutine and Time.sleep() , but I'd like something that easily stopped. ...
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Validate that a string is a positive integer

...ould like the simplest fail-safe test to check that a string in JavaScript is a positive integer. 13 Answers ...
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Difference between local and global indexes in DynamoDB

...curious about these two secondary indexes and differences between them. It is hard to imagine how this looks like. And I think, this will help more people than just me. ...
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What's the difference between git reset --mixed, --soft, and --hard?

... When you modify a file in your repository, the change is initially unstaged. In order to commit it, you must stage it—that is, add it to the index—using git add. When you make a commit, the changes that are committed are those that have been added to the index. git reset ch...
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How to get evaluated attributes inside a custom directive

... Notice: I do update this answer as I find better solutions. I also keep the old answers for future reference as long as they remain related. Latest and best answer comes first. Better answer: Directives in angularjs are very powerful, but it takes...
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Curly braces in string in PHP

What is the meaning of { } (curly braces) in string literals in PHP? 5 Answers 5 ...
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Is there a way to auto expand objects in Chrome Dev Tools?

... want to expand it, so it gets tiresome to have to click the arrow to do this EVERY SINGLE TIME :) Is there a shortcut or setting to have this done automatically? ...
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How efficient can Meteor be while sharing a huge collection among many clients?

... The short answer is that only new data gets sent down the wire. Here's how it works. There are three important parts of the Meteor server that manage subscriptions: the publish function, which defines the logic for what data the subscriptio...
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What is the type of lambda when deduced with “auto” in C++11?

I had a perception that, type of a lambda is a function pointer. When I performed following test, I found it to be wrong ( demo ). ...
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Why CancellationToken is separate from CancellationTokenSource?

...in addition to CancellationTokenSource class. I understand how the API is to be used, but want to also understand why it is designed that way. ...