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What is the difference between “text” and new String(“text”)?

...would ever want to use the new String(anotherString) constructor. From the API: String(String original) : Initializes a newly created String object so that it represents the same sequence of characters as the argument; in other words, the newly created string is a copy of the argument string. Un...
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How can I display a list view in an Android Alert Dialog?

... items? i'm looking for hours for a popup menu solution which works on all api levels – wutzebaer Jul 22 '13 at 21:31 7 ...
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Logout: GET or POST?

... This make the most sense for me. Give the web api a session route and call DELETE on it. Be that ../session or ../session/current. Thankx @VinayC – Simon Hooper Feb 6 at 0:27 ...
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Map implementation with duplicate keys

...ed in the docs http://docs.spring.io/spring-framework/docs/current/javadoc-api/org/springframework/util/MultiValueMap.html – ajup Oct 19 '16 at 20:50 ...
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Nodejs Event Loop

...raction around libev or IOCP depending on the platform, providing users an API based on libev. In the node-v0.9.0 version of libuv libev was removed. Also one picture which describe the Event Loop in Node.js by @BusyRich Update 05/09/2017 Per this doc Node.js event loop, The following diag...
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Difference between binary semaphore and mutex

...s! While both types of semaphores have a full/empty state and use the same API, their usage is very different. Mutual Exclusion Semaphores Mutual Exclusion semaphores are used to protect shared resources (data structure, file, etc..). A Mutex semaphore is "owned" by the task that takes it. If ...
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Base 64 encode and decode example code

...aranteed to be a valid encoding in Java: see docs.oracle.com/javase/8/docs/api/java/nio/charset/Charset.html. Admittedly these days I'd specify StandardCharsets.UTF_8 instead. I've updated the answer to specify that you should be confident in the presence of the charset, but I'd pretty much always u...
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Javascript: best Singleton pattern [duplicate]

...ry it will gracefully handle misuse by others who use it. Most of Google's API libraries do this for just that reason. Say I use Google Maps on a site, but want to install a widget by some third party which also includes the maps library explicitly. Should I have to change third party code, or shoul...
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Failed to execute 'btoa' on 'Window': The string to be encoded contains characters outside of the La

... Since I posted this question I learned a bit about APIs that are dedicated for what I was doing. If the string you're converting is long, use Blob object to handle the conversion. Blob can handle any binary data. – Tomáš Zato - Reinstate Monica ...
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Is gettimeofday() guaranteed to be of microsecond resolution?

I am porting a game, that was originally written for the Win32 API, to Linux (well, porting the OS X port of the Win32 port to Linux). ...