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What's the difference between `1L` and `1`?
I often seen the symbol 1L (or 2L , 3L , etc) appear in R code. Whats the difference between 1L and 1 ? 1==1L evaluates to TRUE . Why is 1L used in R code?
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How do I build a numpy array from a generator?
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130
Numpy arrays require their length to be set explicitly at creation time, unlike python lists. ...
How does the following LINQ statement work?
...ant the output to be 2,4,6, use .ToList():
var list = new List<int>{1,2,4,5,6};
var even = list.Where(m => m%2 == 0).ToList();
list.Add(8);
foreach (var i in even)
{
Console.WriteLine(i);
}
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How to copy directories in OS X 10.7.3?
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251
Is there something special with that directory or are you really just asking how to copy directo...
Regular expression \p{L} and \p{N}
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168
\p{L} matches a single code point in the category "letter".
\p{N} matches any kind of num...
What is a unix command for deleting the first N characters of a line?
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answered Jun 9 '09 at 19:06
iammichaeliammichael
7,82733 gold badges2929 silver badges4141 bronze badges
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Modulus % in Django template
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212
You need divisibleby, a built-in django filter.
{% for p in posts %}
<div class="post w...
How to make an app's background image repeat
...ng black while scrolling.
drawable/app_background.xml:
<?xml version="1.0" encoding="utf-8"?>
<bitmap xmlns:android="http://schemas.android.com/apk/res/android"
android:src="@drawable/actual_pattern_image"
android:tileMode="repeat" />
values/styles.xml:
<?xml ...
What is sr-only in Bootstrap 3?
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781
According to bootstrap's documentation, the class is used to hide information intended only for ...
What values should I use for CFBundleVersion and CFBundleShortVersionString?
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answered Nov 1 '13 at 14:04
rmaddyrmaddy
289k3737 gold badges440440 silver badges491491 bronze badges
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