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Sqlite primary key on multiple columns
...LE something (
column1, column2, value, PRIMARY KEY (column1, column2));
Now this works without any warning:
sqlite> insert into something (value) VALUES ('bla-bla');
sqlite> insert into something (value) VALUES ('bla-bla');
sqlite> select * from something;
NULL|NULL|bla-bla
NULL|NULL|bl...
What are Java command line options to set to allow JVM to be remotely debugged?
I know there's some JAVA_OPTS to set to remotely debug a Java program.
8 Answers
8
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Install a module using pip for specific python version
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It seems this would now be the best answer. Worked perfect with me as well.
– LogicOnAbstractions
Mar 1 '19 at 3:11
add ...
convert a list of objects from one type to another using lambda expression
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If you know you want to convert from List<T1> to List<T2> then List<T>.ConvertAll will be slightly more efficient than Select/ToList because it knows the exact size to start with:
target = orig.ConvertAll(x => n...
How to find my Subversion server version number?
I want to know if my server is running Subversion 1.5.
18 Answers
18
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Getting the current page
...he last of which - page five - will show that remaining 0.313 of content.
Now, numberOfPages being five means that the page indices will be 0, 1, 2, 3, and 4.
When I swipe rightwards, paging towards the final offset, the scrollViewDidEndDecelerating method gives a final X offset of 2412.
Applyin...
Android Webview - Webpage should fit the device screen
...isplaying a single image from the assets folder. As I said above, I don't know how you can get the width of the actual webpage.
– danh32
Feb 8 '12 at 14:43
1
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good example of Javadoc [closed]
... My antivirus software says that docjar link is unsafe. Do you know of any other websites that feature the collections source? (I would let it slide if this wasn't a fairly high-traffic question :)
– Gordon Gustafson
Oct 6 '13 at 19:11
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How to escape regular expression special characters using javascript? [duplicate]
... text.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, '\\$&');
}
Update: There is now a proposal to standardize this method, possibly in ES2016: https://github.com/benjamingr/RegExp.escape
Update: The abovementioned proposal was rejected, so keep implementing this yourself if you need it.
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How to enable LogCat/Console in Eclipse for Android?
...imple program in Android, I mistakenly closed LogCat window and I want to know how to show it again.
5 Answers
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