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将 App Inventor 2 项目连接到外部传感器 · App Inventor 2 中文网
...rgraduate Advanced Project in the MIT Department of Electrical Engineering and Computer Science. Funding to support this work was provided by Google ATAP
Introduction
App Inventor is a visual “blocks” based language for programming Android apps. It gives users the ability to easily learn, crea...
What's the difference between URI.escape and CGI.escape?
What's the difference between URI.escape and CGI.escape and which one should I use?
7 Answers
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SQL JOIN and different types of JOINs
What is a SQL JOIN and what are different types?
6 Answers
6
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Server.Transfer Vs. Response.Redirect
What is difference between Server.Transfer and Response.Redirect ?
16 Answers
16
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Difference between == and === in JavaScript [duplicate]
What is the difference between == and === in JavaScript? I have also seen != and !== operators. Are there more such operators?
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How do you organise multiple git repositories, so that all of them are backed up together?
With SVN, I had a single big repository I kept on a server, and checked-out on a few machines. This was a pretty good backup system, and allowed me easily work on any of the machines. I could checkout a specific project, commit and it updated the 'master' project, or I could checkout the entire thin...
What does collation mean?
What does collation mean in SQL, and what does it do?
9 Answers
9
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How do I get the 'clear' command in Cygwin?
...appear to be in the current cygwin 64-bit version.
– Andrew Prock
Sep 23 '13 at 16:42
6
@AndrewPr...
Git - Difference Between 'assume-unchanged' and 'skip-worktree'
...us' as something to be staged. I would like to hide this particular change and not commit it. I won't make any other changes to the file.
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Windows batch files: .bat vs .cmd?
As I understand it, .bat is the old 16-bit naming convention, and .cmd is for 32-bit Windows, i.e., starting with NT. But I continue to see .bat files everywhere, and they seem to work exactly the same using either suffix. Assuming that my code will never need to run on anything older than NT, d...