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What's the difference between utf8_general_ci and utf8_unicode_ci?
...tation from early MySQL versions which remains only for backward compatibility. The fixed version was given the name utf8mb4.
Note: Newer versions of MySQL have updated Unicode sorting rules, available under names such as utf8mb4_0900_ai_ci for equivalent rules based on Unicode 9.0 - and with no equ...
How do I center text horizontally and vertically in a TextView?
... do I center the text horizontally and vertically in a TextView , so that it appears exactly in the middle of the TextView in Android ?
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Do I need a content-type header for HTTP GET requests?
... sender. If a Content-Type header field is not present, the recipient MAY either assume a media type of "application/octet-stream" ([RFC2046], Section 4.5.1) or examine the data to determine its type.
It means that the Content-Type HTTP header should be set only for PUT and POST requests.
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Using Rails 3.1, where do you put your “page specific” JavaScript code?
...f your JavaScript gets merged into 1 file. Rails does this by default when it adds //= require_tree . to the bottom of your application.js manifest file.
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How to restart Activity in Android
How do I restart an Android Activity ? I tried the following, but the Activity simply quits.
21 Answers
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NPM global install “cannot find module”
... empty, and running npm install --global --verbose promised-io showed that it was installing into /opt/lib/node_modules/promised-io:
[root@uberneek ~]# npm install --global --verbose promised-io
npm info it worked if it ends with ok
npm verb cli [ '/opt/bin/node',
npm verb cli '/opt/bin/npm',
npm...
subtract two times in python
I have two datetime.time values, exit and enter and I want to do something like:
9 Answers
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Wrap a delegate in an IEqualityComparer
Several Linq.Enumerable functions take an IEqualityComparer<T> . Is there a convenient wrapper class that adapts a delegate(T,T)=>bool to implement IEqualityComparer<T> ? It's easy enough to write one (if your ignore problems with defining a correct hashcode), but I'd like to know...
How to build & install GLFW 3 and use it in a Linux project
... a very long time, about 3 hours in total, partly because I am unfamiliar with CMake, and partly because I am was unfamiliar with GLFW.
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Better way to check if a Path is a File or a Directory?
I am processing a TreeView of directories and files. A user can select either a file or a directory and then do something with it. This requires me to have a method which performs different actions based on the user's selection.
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