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Is using Random and OrderBy a good shuffle algorithm?
...ndom isn't thread-safe.
I have an article on Random which goes into more detail on these issues and provides solutions.
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How to concatenate columns in a Postgres SELECT?
... both functions take "any" input and work with text representations.
More details (and why COALESCE is a poor substitute) in this related answer:
Combine two columns and add into one new column
Regarding update in the comment
+ is not a valid operator for string concatenation in Postgres (or s...
GDB corrupted stack frame - How to debug?
...an answer to Stack Overflow!Please be sure to answer the question. Provide details and share your research!But avoid …Asking for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips o...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...tion II describes the background and related work. Section III illustrates details about design and implementation of two components. Section IV describes the sample app we built with these two components, compares the learning curve of traditional programming and our components, and discusses their...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...tion II describes the background and related work. Section III illustrates details about design and implementation of two components. Section IV describes the sample app we built with these two components, compares the learning curve of traditional programming and our components, and discusses their...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...tion II describes the background and related work. Section III illustrates details about design and implementation of two components. Section IV describes the sample app we built with these two components, compares the learning curve of traditional programming and our components, and discusses their...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...tion II describes the background and related work. Section III illustrates details about design and implementation of two components. Section IV describes the sample app we built with these two components, compares the learning curve of traditional programming and our components, and discusses their...
How can I print the contents of a hash in Perl?
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@JonathanDay I was missing that detail and it was helpful! Thanks!
– Sos
Apr 3 '14 at 15:20
5
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Why do == comparisons with Integer.valueOf(String) give different results for 127 and 128?
...an answer to Stack Overflow!Please be sure to answer the question. Provide details and share your research!But avoid …Asking for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips o...
Handler vs AsyncTask
... processing in Android apps, without worrying too much about the low-level details(threads, message loops etc). It provides callback methods that help to schedule tasks and also to easily update the UI whenever required.
However, it is important to note that when using AsyncTask, a developer is su...