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Rails 3 datatypes?
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Here are all the Rails3 (ActiveRecord migration) datatypes:
:binary
:boolean
:date
:datetime
:decimal
:float
:integer
:primary_key
:references
:string
:text
:time
:timestamp
Source
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Multiple Inheritance in C#
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@MrHappy: Very interesting article. I've actually investigated some way of Trait Composition for C#, take a look.
– Jordão
Mar 3 '12 at 3:32
10
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github markdown colspan
...com/livedemo.html :
Works in Jupyter Markdown.
Update:
As of 2019 year all pipes in the second line are compulsory in Jupyter Markdown.
| One | Two | Three | Four | Five | Six
|-|-|-|-|-|-
| Span <td colspan=3>triple <td colspan=2>double
minimally:
One | Two | Three | ...
Passing an array by reference
How does passing a statically allocated array by reference work?
5 Answers
5
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Check if a string contains a substring in SQL Server 2005, using a stored procedure
...e wanting to find a word (and not subcomponents of words), your CHARINDEX call would look like:
CHARINDEX(' ME ',' ' + REPLACE(REPLACE(@mainString,',',' '),'.',' ') + ' ')
(Add more recursive REPLACE() calls for any other punctuation that may occur
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Binding ConverterParameter
...etType, object parameter, CultureInfo culture)
{
return values.All(v => (v is bool && (bool)v))
? Visibility.Visible
: Visibility.Hidden;
}
public object[] ConvertBack(
object value, Type[] targetTypes, object parameter, CultureInfo cul...
JavaScript string encryption and decryption?
I'm interested in building a small app for personal use that will encrypt and decrypt information on the client side using JavaScript. The encrypted information will be stored in a database on a server, but never the decrypted version.
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if, elif, else statement issues in Bash
...to if [ "$seconds" -eq 0 ];then ... fi ]. @LeiYang man testis what you actually looking for
– Melicerte
May 15 '19 at 9:33
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why is plotting with Matplotlib so slow?
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First off, (though this won't change the performance at all) consider cleaning up your code, similar to this:
import matplotlib.pyplot as plt
import numpy as np
import time
x = np.arange(0, 2*np.pi, 0.01)
y = np.sin(x)
fig, axes = plt.subplots(nrows=6)
styles = ['r-', 'g-', 'y-...
How to exclude particular class name in CSS selector?
...s. In this case, you would put .remode_selected in there. This will target all elements that don't have a class of .remode_selected
Fiddle
However, I would not recommend this method, because of the fact that it was introduced in CSS3, so browser support is not ideal.
Method 3
A third method woul...