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Regex to remove all (non numeric OR period)
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I make one small correction: Regex.Replace(s, "[^$0-9.]", ""); You want to leave dollar sign.
– bodacydo
Dec 4 '15 at 5:26
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Bootstrap modal appearing under background
...tive position this behavior will occur.
Make sure the modal container and all of its parent elements are positioned the default way to fix the problem.
Here are a couple ways to do this:
Easiest way is to just move the modal div so it is outside any elements with special positioning. One good p...
What does “exec sp_reset_connection” mean in Sql Server Profiler? [duplicate]
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Data access API's layers like ODBC,
OLE-DB and System.Data.SqlClient all
call the (internal) stored procedure
sp_reset_connection when re-using a
connection from a connection pool. It
does this to reset the state of the
connection before it gets re-used,
however nowhere is document...
Truncate all tables in a MySQL database in one command?
Is there a query (command) to truncate all the tables in a database in one operation? I want to know if I can do this with one single query.
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string.charAt(x) or string[x]?
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Bracket notation now works on all major browsers, except for IE7 and below.
// Bracket Notation
"Test String1"[6]
// charAt Implementation
"Test String1".charAt(6)
It used to be a bad idea to use brackets, for these reasons (Source):
This notatio...
Find XOR of all numbers in a given range
You are given a large range [a,b] where 'a' and 'b' can be typically between 1 and 4,000,000,000 inclusive. You have to find out the XOR of all the numbers in the given range.
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List comprehension in Ruby
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If you really want to, you can create an Array#comprehend method like this:
class Array
def comprehend(&block)
return self if block.nil?
self.collect(&block).compact
end
end
some_array = [1, 2, 3, 4, 5, 6]
new_ar...
How do you create a read-only user in PostgreSQL?
...grant USAGE on namespaces (schemas) and SELECT on tables and views individually like so:
GRANT CONNECT ON DATABASE mydb TO xxx;
-- This assumes you're actually connected to mydb..
GRANT USAGE ON SCHEMA public TO xxx;
GRANT SELECT ON mytable TO xxx;
Multiple tables/views (PostgreSQL 9.0+)
In the ...
How to select multiple rows filled with constants?
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SELECT 1, 2, 3
UNION ALL SELECT 4, 5, 6
UNION ALL SELECT 7, 8, 9
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How to use Python's pip to download and keep the zipped files for a package?
...the pip command to download a package (and its dependencies), but keep all of the zipped files that get downloaded (say, django-socialregistration.tar.gz) - is there a way to do that?
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