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Ruby capitalize every word first letter
...as"
"kirkDouglas"
"KirkDouglas"
#titleize gotchas
Rails's titleize will convert things like dashes and underscores into spaces and can produce other unexpected results, especially with case-sensitive situations as pointed out by @JamesMcMahon:
"hEy lOok".titleize #=> "H Ey Lo Ok"
because it...
How to concatenate columns in a Postgres SELECT?
... an explicit coercion to text [...]
Bold emphasis mine. The 2nd example (select a||', '||b from foo) works for any data types since the untyped string literal ', ' defaults to type text making the whole expression valid in any case.
For non-string data types, you can "fix" the 1st statement by c...
Paging with Oracle
... Say, if I pass 10 as a page number, and 120 as number of pages, from the select statement it would give me the 1880th through 1200th, or something like that, my math in my head might be off.
...
How do you create nested dict in Python?
...after lookup with missing key. no exception raised:\n', nest)
# Instead, convert back to normal dict...
nest_d = nest.to_dict(nest)
try:
print('converted to normal dict. Trying to lookup Wrong_key2')
nest_d['outer1']['wrong_key2']
except KeyError as e:
print('exception missing key', e)...
How do I skip a match when using Ctrl+D for multiple selections in Sublime Text 2?
...
@Qwerty: Alt+F3 Selects all occurrences.
– Emil Stenström
May 17 '14 at 15:16
16
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MySQL Conditional Insert
...
If your DBMS does not impose limitations on which table you select from when you execute an insert, try:
INSERT INTO x_table(instance, user, item)
SELECT 919191, 123, 456
FROM dual
WHERE NOT EXISTS (SELECT * FROM x_table
WHERE user = ...
Backing beans (@ManagedBean) or CDI Beans (@Named)?
...
I've created beans.xml, converted @ManagedBean backing beans to @Named, and converted @ManagedProperty to @Inject. All is well with the world. However, if I change my @EJB annotations to @Inject, deployment fails (org.jboss.weld.exceptions.Deploymen...
Bash syntax error: unexpected end of file
...m on StackOverflow
Open the file in Vim and try
:set fileformat=unix
Convert eh line endings to unix endings and see if that solves the
issue. If editing in Vim, enter the command :set fileformat=unix and
save the file. Several other editors have the ability to convert line
endings, such...
How to select distinct rows in a datatable and store into an array
...n named ProcessName. This ProcessName contains repeated names.So i want to select only distinct names.Is this possible.
18 ...
Is there a combination of “LIKE” and “IN” in SQL?
...
An example table:
SQL> create table mytable (something)
2 as
3 select 'blabla' from dual union all
4 select 'notbla' from dual union all
5 select 'ofooof' from dual union all
6 select 'ofofof' from dual union all
7 select 'batzzz' from dual
8 /
Table created.
The origin...