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With MySQL, how can I generate a column containing the record index in a table?
...rt allows the variable initialization without requiring a separate SET command.
Test case:
CREATE TABLE league_girl (position int, username varchar(10), score int);
INSERT INTO league_girl VALUES (1, 'a', 10);
INSERT INTO league_girl VALUES (2, 'b', 25);
INSERT INTO league_girl VALUES (3, 'c', 75)...
Using async-await on .net 4
... lot from C# 5's async-await feature. But I'm not sure which version of VS and of the async runtime to use.
5 Answers
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Reload activity in Android
Is it a good practice to reload an Activity in Android ?
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Copy folder structure (without files) from one location to another
... our multi-terabyte file server. I know that cp --parents can move a file and it's parent structure, but is there any way to copy the directory structure intact?
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Swap key with value JSON
...rmance good? Semantic is perfect: we can see that is really a simple "map and swap" solution.
– Peter Krauss
Jan 3 '19 at 17:41
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Why is 'this' a pointer and not a reference?
I was reading the answers to this question C++ pros and cons and got this doubt while reading the comments.
2 Answers
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How to prevent that the password to decrypt the private key has to be entered every time when using
...added: /c/Users/starmonkey/.ssh/id_dsa (/c/Users/starmonkey/.ssh/id_dsa)
And now I can ssh to other servers without logging in every time.
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What is “Linting”?
PHPLint , JSLint , and I recently came across "you can lint your JS code on the fly" while reading something about some IDE .
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Why use def main()? [duplicate]
I've seen some code samples and tutorials that use
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What is the difference between javac and the Eclipse compiler?
...mes with its own compiler is also apparent because you can write, compile, and run Java code in Eclipse without even installing the Java SDK.
A few examples where ECJ is preferred over javac is:
Apache Tomcat uses ECJ to compile JSPs,
IntelliJ IDEA has support for ECJ, as of GNU Compiler for Jav...