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Xcode “Build and Archive” from command line
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What's the difference between utf8_general_ci and utf8_unicode_ci?
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utf8mb4_general_ci is a simplified set of sorting rules which aims to do as well as it can while taking many short-cuts designed to improve speed. It does not follow the Unicode rules and will result in undesirable sorting or comparison in some situations, such as when using particular languag...
Grouping functions (tapply, by, aggregate) and the *apply family
Whenever I want to do something "map"py in R, I usually try to use a function in the apply family.
10 Answers
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@ character before a function call
...ome code, but its behavior is inconsistent for me so far. In some cases, I do see the error being reported by the configured error handler and in other cases it does seem to get reported.
– fritzmg
Mar 6 '16 at 10:40
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HTML colspan in CSS
... structural elements and just because using colspan changes its appearance does not mean it's not. CSS is used to style elements and not change the structure. The W3C discusses table structure here: w3.org/TR/html401/struct/tables.html#h-11.2
– Rob
Apr 5 '...
How to implement Android Pull-to-Refresh
... as Twitter (official app), when you encounter a ListView, you can pull it down (and it will bounce back when released) to refresh the content.
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Converting Integer to String with comma for thousands
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@DreaminginCode To do it well Locale.getCurrent() is the solution
– Roger RV
Dec 27 '17 at 23:54
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What are some resources for getting started in operating system development? [closed]
One thing I've always wanted to do is develop my very own operating system (not necessarily fancy like Linux or Windows, but better than a simple boot loader which I've already done).
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Interpolating a string into a regex
...ue of a string into my regular expression in Ruby. Is there an easy way to do this? For example:
7 Answers
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Get class name of object as string in Swift
... answered Jan 19 '16 at 13:36
Rudolf AdamkovičRudolf Adamkovič
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