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How do I convert a hexadecimal color to rgba with the Less compiler?
...e absolute opacity % (higher value means less transparent):
fade(@color, 50%); // Return @color with 50% opacity in rgba
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cannot find zip-align when publishing app
...f Android SDK Tools (23 which was released today) and SDK Platform-tools (20 which was also released today). I got an APK out of it, but if I tried to upload it to Google Play I got an error complaining that it is not zip aligned.
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mysql :: insert into table, data from another table?
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INSERT INTO action_2_members (campaign_id, mobile, vote, vote_date)
SELECT campaign_id, from_...
Get the first N elements of an array?
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370
Use array_slice()
This is an example from the PHP manual: array_slice
$input = array("a", "...
Getting the closest string match
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+100
I was presented with this problem about a year ago when it came to looking up user entered information about a oil rig in a database ...
What is an intuitive explanation of the Expectation Maximization technique? [closed]
... parameters:
import numpy as np
from scipy import stats
np.random.seed(110) # for reproducible results
# set parameters
red_mean = 3
red_std = 0.8
blue_mean = 7
blue_std = 2
# draw 20 samples from normal distributions with red/blue parameters
red = np.random.normal(red_mean, red_std, size=20)
b...
The order of keys in dictionaries
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80
You could use OrderedDict (requires Python 2.7) or higher.
Also, note that OrderedDict({'a': 1,...
How to set response filename without forcing “save as” dialog
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answered Nov 16 '09 at 11:08
PatonzaPatonza
5,83455 gold badges2222 silver badges2020 bronze badges
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What is the equivalent of “!=” in Excel VBA?
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answered Jul 21 '12 at 20:57
SteveSteve
198k1717 gold badges197197 silver badges251251 bronze badges
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postgresql COUNT(DISTINCT …) very slow
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40
holy queries batman! This sped up my postgres count distinct from 190s to 4.5 whoa!
– rogerdpack
Nov ...