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How do I pick randomly from an array?

...eUploader: { brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
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How to set HTTP headers (for cache-control)?

... </filesmatch> # css and js should use private for proxy caching https://developers.google.com/speed/docs/best-practices/caching#LeverageProxyCaching <filesmatch "\.(css)$"> Header set Cache-Control "max-age=31536000, private" </filesmatch> <filesmatch "\...
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How to read and write into file using JavaScript?

...in firefox extensions. rhino has a (rather rudementary) readFile function https://developer.mozilla.org/en/Rhino_Shell for more complex file operations in rhino, you can use java.io.File methods. you won't get any of this stuff in the browser though. For similar functionality in a browser you can...
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Should I use @EJB or @Inject

...EJB for non remote EJBs. http://www.seamframework.org/107780.lace or https://web.archive.org/web/20140812065624/http://www.seamframework.org/107780.lace Re: Injecting with @EJB or @Inject? Nov 2009, 20:48 America/New_York | Link Gavin King That error is very strange, si...
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An operation on a socket could not be performed because the system lac...

...待,直到关闭的端口可以重复使用。 参考:https://support.microsoft.com/zh-cn/help/196271/when-you-try-to-connect-from-tcp-ports-greater-than-5000-you-receive-t
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how to mix links ( tag ) and headings ( tag ) in web standard?

...K to wrap block-level elements with A's, as stated under another question: https://stackoverflow.com/a/9782054/674965 and here: http://davidwalsh.name/html5-elements-links share | improve this answe...
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Are nested transactions allowed in MySQL?

...ion when you issue a START TRANSACTION statement or one of its synonyms. https://dev.mysql.com/doc/refman/5.7/en/implicit-commit.html share | improve this answer | follow ...
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What do the icons in Eclipse mean?

... as follows. Common path for all eclipse versions except eclipse version: https://help.eclipse.org/2019-09/index.jsp?nav=%2F1 share | improve this answer | follow ...
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How to expire a cookie in 30 minutes using jQuery?

... If you're using jQuery Cookie (https://plugins.jquery.com/cookie/), you can use decimal point or fractions. As one day is 1, one minute would be 1 / 1440 (there's 1440 minutes in a day). So 30 minutes is 30 / 1440 = 0.02083333. Final code: $.cookie("ex...
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Iterating over all the keys of a map

... https://play.golang.org/p/JGZ7mN0-U- for k, v := range m { fmt.Printf("key[%s] value[%s]\n", k, v) } or for k := range m { fmt.Printf("key[%s] value[%s]\n", k, m[k]) } Go language specs for for statements speci...