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How to format a java.sql Timestamp for displaying?

...er that if SimpleDateFormat object is a local-scoped object (it is created and used only inside a method), then it is thread-safe, since stack on which it will reside is inherently "thread-safe" (as it belongs to a single thread). – quantum Sep 13 '11 at 9:52 ...
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Which characters are valid in CSS class names/selectors?

...racter is a hyphen, the second character must2 be a letter or underscore, and the name must be at least 2 characters long. -?[_a-zA-Z]+[_a-zA-Z0-9-]* In short, the previous rule translates to the following, extracted from the W3C spec.: In CSS, identifiers (including element names, classes, ...
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NewLine in object summary

...E, the above "solution" actually displays a lone BLANK LINE between line 1 and line 2 (that is, a newline after line 1 followed by a blank line then line 2)--this is not the same a new line, as the OP requested. Is that a bug in the VS 2017 IDE--or does everyone who up-voted not see that this answer...
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How to parse/format dates with LocalDateTime? (Java 8)

Java 8 added a new java.time API for working with dates and times ( JSR 310 ). 7 Answers ...
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Why am I suddenly getting a “Blocked loading mixed active content” issue in Firefox?

...visits a page served over HTTP, their connection is open for eavesdropping and man-in-the-middle (MITM) attacks. When a user visits a page served over HTTPS, their connection with the web server is authenticated and encrypted with SSL and hence safeguarded from eavesdroppers and MITM attacks. Howeve...
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How to check if an array field contains a unique value or another array in MongoDB?

...n the help: mongodb.org/display/DOCS/… – Scott Hernandez Mar 20 '11 at 4:31 2 for the $all does...
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How to get the browser viewport dimensions?

... Cross-browser @media (width) and @media (height) values  const vw = Math.max(document.documentElement.clientWidth || 0, window.innerWidth || 0) const vh = Math.max(document.documentElement.clientHeight || 0, window.innerHeight || 0) window.innerWidth a...
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What's faster, SELECT DISTINCT or GROUP BY in MySQL?

...if you DON'T have an index (as it doesn't sort). When you do have an index and it's used, they're synonyms. – Quassnoi Feb 27 '09 at 15:11 10 ...
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Is there a way to select sibling nodes?

... Well... sure... just access the parent and then the children. node.parentNode.childNodes[] or... using jQuery: $('#innerId').siblings() Edit: Cletus as always is inspiring. I dug further. This is how jQuery gets siblings essentially: function getChildren(...
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Map a network drive to be used by a service

Suppose some Windows service uses code that wants mapped network drives and no UNC paths. How can I make the drive mapping available to the service's session when the service is started? Logging in as the service user and creating a persistent mapping will not establish the mapping in the context of...