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What are the main performance differences between varchar and nvarchar SQL Server data types?
...y Collation such as Latin1_General_100_BIN2.
If storing postal codes (i.e. zip codes), use VARCHAR since it is an international standard to never use any letter outside of A-Z. And yes, still use VARCHAR even if only storing US zip codes and not INT since zip codes are not numbers, they are strings,...
Generate a heatmap in MatPlotLib using a scatter data set
...dn(1000)
y = np.random.randn(1000)
sigmas = [0, 16, 32, 64]
for ax, s in zip(axs.flatten(), sigmas):
if s == 0:
ax.plot(x, y, 'k.', markersize=5)
ax.set_title("Scatter plot")
else:
img, extent = myplot(x, y, s)
ax.imshow(img, extent=extent, origin='lower', c...
Is it possible to use pip to install a package from a private GitHub repository?
...
GitHub don't (currently, as of August 2016) offer an easy way to get the zip / tarball of private repositories. So you need to point setuptools to tell setuptools that you're pointing to a Git repository:
from setuptools import setup
import os
# Get the deploy key from https://help.github.com/art...
Phone: numeric keyboard for text input
...floating-point numbers”, so it isn’t suitable for credit card numbers, ZIP codes, etc.
14 Answers
...
Convert a Map to a POJO
...lates an Address.class and the map has a key like "address.city", "address.zip" and these need to map to User.Address.City and User.Address.Zip? It doesn't seem to automatically interpret the dot in the Map key as a sub-level to the object graph.
– szxnyc
Aug 7...
How can I extract embedded fonts from a PDF as valid font files?
... online web page by IDR Solutions, PDF to HTML5 (link), convert a PDF to a zip file. In the resulting zip will be a font directory of woff file types. Current Internet browsers support woff files if you were not aware. (reference) These can be examined at the online site FontDrop! (link).
WOFF file...
javac is not recognized as an internal or external command, operable program or batch file [closed]
...rogramFiles\Git\cmd;
C:\Program Files\Oracle\VirtualBox;C:\Program Files\7-Zip\;C:\Program Files\PuTTY\;C:\
Program Files\launch4j;C:\Program Files (x86)\NSIS\Bin;C:\Program Files (x86)\Common Files
\Adobe\AGL;C:\Program Files\Intel\Intel(R) Management Engine Components\DAL;C:\Program
Files\Intel\In...
Example use of “continue” statement in Python?
...ore you get "down to business". So instead of code like this:
for x, y in zip(a, b):
if x > y:
z = calculate_z(x, y)
if y - z < x:
y = min(y, z)
if x ** 2 - y ** 2 > 0:
lots()
of()
code()
...
Limit File Search Scope in Sublime Text 2
..."*.ttf", "*.tga", "*.dds", "*.ico", "*.eot", "*.pdf", "*.swf", "*.jar", "*.zip"],
"folder_exclude_patterns": [".svn", ".git", ".hg", "CVS"],
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Are Javascript arrays sparse?
...
undefined
So perhaps using a dense array to get a feel for the original AIX kernel bug might need to be forced with a range-alike:
> denseArray = [...Array(2**24).keys()]
[
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,
12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23,
24, 25, 26, 27, 28...