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Is it safe to get values from a java.util.HashMap from multiple threads (no modification)?

...g posts: Part 1 on Immutability in Java: http://jeremymanson.blogspot.com/2008/04/immutability-in-java.html Part 2 on Immutability in Java: http://jeremymanson.blogspot.com/2008/07/immutability-in-java-part-2.html Part 3 on Immutability in Java: http://jeremymanson.blogspot.com/2008/07/immutabil...
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How to pick an image from gallery (SD Card) for my app?

...tent.CATEGORY_OPENABLE); startActivityForResult(i, 20); } else if (Build.VERSION.SDK_INT > 19) { Intent intent = new Intent(Intent.ACTION_PICK, android.provider.MediaStore.Video.Media.EXTERNAL_CONTENT_URI); ...
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What's the difference between Require.js and simply creating a element in the DOM? [closed]

... | edited Jun 20 '14 at 14:49 jmort253 31.2k99 gold badges8989 silver badges113113 bronze badges ...
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Set cache-control for entire S3 bucket automatically (using bucket policies?)

...t/file.txt s3://mybucket/file.txt --metadata-directive REPLACE \ --expires 2034-01-01T00:00:00Z --acl public-read --cache-control max-age=2592000,public For an entire bucket (note --recursive flag): aws s3 cp s3://mybucket/ s3://mybucket/ --recursive --metadata-directive REPLACE \ --expires 2034-01...
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How to subtract 30 days from the current datetime in mysql?

...irDoug Fir 13.2k3434 gold badges106106 silver badges201201 bronze badges 2 ...
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Can PHP cURL retrieve response headers AND body in a single request?

... answered Feb 7 '12 at 20:21 iblueiblue 25.5k1717 gold badges7777 silver badges125125 bronze badges ...
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PHP YAML Parsers [closed]

... Last updated: July 26th, 2017 Here's a summary of the state of YAML in PHP: Wrappers to C libraries: You'll probably want these if you need sheer speed: php-yaml: Wrapper for LibYAML. Available as a PECL extension; it is also the one on PHP's d...
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How to determine whether an object has a given property in JavaScript

...all(x, 'y'). – axmrnv Jan 27 '19 at 20:46 1 eslint.org/docs/rules/no-prototype-builtins ...
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HTML: How to create a DIV with only vertical scroll-bars for long paragraphs?

... janmoesenjanmoesen 7,28011 gold badge2020 silver badges1717 bronze badges ...
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Center image in div horizontally [duplicate]

... used in Bootstrap. – nietonfir Mar 20 '14 at 15:19 25 Note: This only works if the image's width...