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Is there any good dynamic SQL builder library in Java? [closed]
Anyone knows some good SQL builder library for Java like Squiggle (not maintained anymore it seems). Preferably, a project in active development.
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Including a groovy script in another groovy
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You must return an object from call one, then assign evaluate result to a variable.
– LoganMzz
Dec 5 '16 at 15:03
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How to unit test abstract classes: extend with stubs?
...n the context of when he posted this answer, it was great. Let's encourage one another. Cheers
– Marvin Thobejane
Jul 9 '13 at 11:27
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Get top n records for each group of grouped results
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Here is one way to do this, using UNION ALL (See SQL Fiddle with Demo). This works with two groups, if you have more than two groups, then you would need to specify the group number and add queries for each group:
(
select *
fro...
Get name of property as a string
...but being unofficial is uninspiring. JimC's answer, which is based on this one, is much more concise and doesn't rely on a seemingly unavailable library.
– Kenny Evitt
Jan 29 '16 at 23:03
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Iterate over object attributes in python
...urClass(IterMixin): pass
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>>> yc = YourClass()
>>> yc.one = range(15)
>>> yc.two = 'test'
>>> dict(yc)
{'one': [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14], 'two': 'test'}
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Declaring a custom android UI element using XML
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The Android Developer Guide has a section called Building Custom Components. Unfortunately, the discussion of XML attributes only covers declaring the control inside the layout file and not actually handling the values inside the class initialisation. The steps are as follows:
1. Declare attr...
SQL/mysql - Select distinct/UNIQUE but return all columns?
...ach time.
On some platforms (e.g. PostgreSQL, Oracle, T-SQL) this can be done directly using window functions:
select *
from (
select *,
row_number() over (partition by field1 order by field2) as row_number
from table
) as rows
where row_number = 1
On others (MySQL, SQLite), y...
Check if two linked lists merge. If so, where?
...First, the numbers. Assume the first list is of length a+c and the second one is of length b+c, where c is the length of their common "tail" (after the mergepoint). Let's denote them as follows:
x = a+c
y = b+c
Since we don't know the length, we will calculate x and y without additional iterati...
How do I list all files of a directory?
...k(mypath).next() (if you are confident that the walk will return at least one value, which it should.)
– misterbee
Jul 14 '13 at 20:56
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