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Loop through an array php
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edited Apr 30 at 18:11
anaszaman
19911 silver badge1515 bronze badges
answered Dec 11 '10...
How to force R to use a specified factor level as reference in a regression?
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See the relevel() function. Here is an example:
set.seed(123)
x <- rnorm(100)
DF <- data.frame(x = x,
y = 4 + (1.5*x) + rnorm(100, sd = 2),
b = gl(5, 20))
head(DF)
str(DF)
m1 <- lm(y ~ x + b, data = DF)
summary(m1)
Now alter the factor b ...
Get exit code of a background process
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130
1: In bash, $! holds the PID of the last background process that was executed. That will tell ...
What is the “__v” field in Mongoose
I'm using Mongoose version 3 with MongoDB version 2.2. I've noticed a __v field has started appearing in my MongoDB documents. Is it something to do with versioning? How is it used?
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Why can't I center with margin: 0 auto?
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136
You need to define the width of the element you are centering, not the parent element.
#header...
JavaScript: Is there a way to get Chrome to break on all errors?
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edited Aug 3 '17 at 21:50
shane
22622 silver badges1515 bronze badges
answered Jan 3 '11 ...
How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators dif
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edited Apr 13 '16 at 6:59
Rizier123
55k1616 gold badges7777 silver badges119119 bronze badges
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How to properly assert that an exception gets raised in pytest?
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352
pytest.raises(Exception) is what you need.
Code
import pytest
def test_passes():
with p...
Obtain Bundle Identifier programmatically
...1.2
let bundleIdentifier = NSBundle.mainBundle().bundleIdentifier
Swift 3.0
let bundleIdentifier = Bundle.main.bundleIdentifier
Xamarin.iOS
var bundleIdentifier = NSBundle.MainBundle.BundleIdentifier
share
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How to find available versions for a bower dependency
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