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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 ?
18 Answers
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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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How do I change the android actionbar title and icon
I'm trying to do some things on the ActionBar in Android.
17 Answers
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Can I mix MySQL APIs in PHP?
I have searched the net and so far what I have seen is that you can use mysql_ and mysqli_ together meaning:
4 Answers
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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
1
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Python string prints as [u'String']
...duces Unicode. So you need to convert the list to a single unicode string, and then convert that to ASCII.
I don't know exaxtly how you got the one-element lists; the contents member would be a list of strings and tags, which is apparently not what you have. Assuming that you really always get a li...
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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Is returning null bad design? [closed]
...ationale behind not returning null is that you do not have to check for it and hence your code does not need to follow a different path based on the return value. You might want to check out the Null Object Pattern which provides more information on this.
For example, if I were to define a method ...