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H2 in-memory database. Table not found
...ving case-sensitive, even though in all scripts (including in the creation ones) i used lowercase.
Solved by adding ;DATABASE_TO_UPPER=false to the connection URL.
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UITableView : viewForHeaderInSection: not called during reloadData:
...also implement the tableView:titleForHeaderInSection:. You should only use one or the other (viewForHeader or titleForHeader).
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Merge multiple lines (two blocks) in Vim
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del deletes the given lines. It can take a register argument, but when one is not given, it dumps the lines to the unnamed register, @", just like deleting in normal mode does. let l=split(@") then splits the deleted lines into a list, using the default delimiter: whitespace. To work properly ...
Returning multiple values from a C++ function
...hat divides two integers and returns both the quotient and the remainder. One way I commonly see is to use reference parameters:
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Upgrade python in a virtualenv
...tand that answer, you may try to create a new virtualenv on top of the old one. You just need to know which python is going to use your virtualenv (you will need to see your virtualenv version).
If your virtualenv is installed with the same python version of the old one and upgrading your virtuale...
How can I insert values into a table, using a subquery with more than one result?
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If you are inserting one record into your table, you can do
INSERT INTO yourTable
VALUES(value1, value2)
But since you want to insert more than one record, you can use a SELECT FROM in your SQL statement.
so you will want to do this:
INSER...
How can I configure my makefile for debug and release builds?
... advice is poor because it mixes debug and non-debug object files, so that one ends up with a corrupted build.
– Maxim Egorushkin
Jun 7 '17 at 15:08
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Java how to replace 2 or more spaces with single space in string and delete leading and trailing spa
...fo/Repetition
No trim() regex
It's also possible to do this with just one replaceAll, but this is much less readable than the trim() solution. Nonetheless, it's provided here just to show what regex can do:
String[] tests = {
" x ", // [x]
" 1 2 3 ", // [1...
How can I make a JPA OneToOne relation lazy
...view was particularly slow. I profiled the view and noticed that there was one query executed by hibernate which took 10 seconds even if there only were two object in the database to fetch. All OneToMany and ManyToMany relations were lazy so that wasn't the problem. When inspecting the actual SQ...
Sorting a Python list by two fields
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how will i proceed if i want to sort ascending on one element and descending on other, using itemgetter??.
– ashish
Oct 12 '13 at 10:13
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