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Timer & TimerTask versus Thread + sleep in Java

...e replacement for the Timer/TimerTask combination, as it allows multiple service threads, accepts various time units, and doesn't require subclassing TimerTask (just implement Runnable). Configuring ScheduledThreadPoolExecutor with one thread makes it equivalent to Timer. So Prefer Schedul...
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How can I combine hashes in Perl?

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Passing arguments to require (when loading module)

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BigDecimal - to use new or valueOf

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How can I combine flexbox and vertical scroll in a full-height app?

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HMAC-SHA1 in bash

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How do Third-Party “tracking cookies” work?

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Unique combination of all elements from two (or more) vectors

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Set cache-control for entire S3 bucket automatically (using bucket policies?)

...d tool S3cmd is a "Command line tool for managing Amazon S3 and CloudFront services". While this solution requires a git pull it might be a simpler and more comprehensive solution. For full instructions, see @ashishyadaveee11's post below Hope it helps! ...
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C# pattern to prevent an event handler hooked twice [duplicate]

... leave that to the handlers (the sinks) themselves. As the developer of a service, who are you to say that sinks can only register once? What if they want to register twice for some reason? And if you are trying to correct bugs in the sinks by modifying the source, it's again a good reason for co...