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My Understanding of HTTP Polling, Long Polling, HTTP Streaming and WebSockets
...hem. Some of the questions I read are related to specific implementation challenges while others focus on general concepts. I just want to make sure I understood all of the concepts and the reasoning why technology X was invented over technology Y and so on. So here goes:
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How do I apply a style to all buttons of an Android application
...ontent-policy\"\u003e(content policy)\u003c/a\u003e",
allowUrls: true
},
onDemand: true,
discardSelector: ".discard-answer"
,immediatelyShowMarkdownHelp:true,enableSnippets:true
});
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What algorithms compute directions from point A to point B on a map?
...oughly half the work (2*pi*(r/2)^2 vs pi*r^2).
To avoid exploring the back-alleys of every city between your source and destination, you can have several layers of map data: A 'highways' layer that contains only highways, a 'secondary' layer that contains only secondary streets, and so forth. Then, ...
How to run test cases in a specified file?
...red across multiple files, if I run go test <package_name> it runs all test cases in the package.
7 Answers
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Multiple Indexes vs Multi-Column Indexes
...ique key (an identity column I would recommend) as the first column.
Basically it helps your data insert at the end of the index and not cause lots of disk IO and Page splits.
Secondly, if you are creating other indexes on your data and they are constructed cleverly they will be reused.
e.g. ima...
What is REST? Slightly confused [closed]
...ps go over it a few times slowly, but you will grasp the concept, it's actually not hard at all. People just have a tendency to explain it poorly.
– Anders
Jan 12 '11 at 0:01
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How to get a list of MySQL views?
I'm looking for a way to list all views in a database.
9 Answers
9
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Making a private method public to unit test it…good idea?
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Note:
This answer was originally posted for the question Is unit testing alone ever a good reason to expose private instance variables via getters? which was merged into this one, so it may be a tad specific to the usecase presented there.
As a gener...
JavaScript null check
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@bfavaretto: Yep, so it might actually be a typo. But you never know… :D
– Ry-♦
May 21 '13 at 14:42
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How do I update Node.js?
...tiple version of node on windows
download nvm-setup.zip extract and install it.
execute command nvm list available from cmd or gitbash or powershell, this will list all available version of node
use command nvm install version e.g. nvm install 12.14.0 to install on the machine
last once instal...