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How to align input forms in HTML
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Another example, this uses CSS, I simply put the form in a div with the container class. And specified that input elements contained within are to be 100% of the container width and not have any elements on either side.
.container {
width: 500px;
clear: both;
}
.container i...
How to sort an array in descending order in Ruby
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It's always enlightening to do a benchmark on the various suggested answers. Here's what I found out:
#!/usr/bin/ruby
require 'benchmark'
ary = []
1000.times {
ary << {:bar => rand(1000)}
}
n = 500
Benchmark...
.NET - Dictionary locking vs. ConcurrentDictionary
...gh information on ConcurrentDictionary types, so I thought I'd ask about it here.
8 Answers
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How to check if a variable is set in Bash?
...a parameter expansion which evaluates to nothing if var is unset, and substitutes the string x otherwise.
Quotes Digression
Quotes can be omitted (so we can say ${var+x} instead of "${var+x}") because this syntax & usage guarantees this will only expand to something that does not require quote...
PadLeft function in T-SQL
...'t tested the syntax on the 2nd example. I'm not sure if that works 100% - it may require some tweaking - but it conveys the general idea of how to obtain your desired output.
EDIT
To address concerns listed in the comments...
@pkr298 - Yes STR does only work on numbers... The OP's field is an I...
How to Convert Boolean to String
...follow
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edited Oct 10 '19 at 22:47
Player1
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answe...
implements Closeable or implements AutoCloseable
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It seems to me that you are not very familiar with interfaces. In the code you have posted, you don't need to implement AutoCloseable.
You only have to (or should) implement Closeable or AutoCloseable if you are about to imp...
Is there a way to cache GitHub credentials for pushing commits?
I recently switched to synchronizing my repositories to https:// on GitHub (due to firewall issues), and it asks for a password every time.
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Missing Push Notification Entitlement
I have an app for submission when it got rejected and I got the message
17 Answers
17
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How do I make a list of data frames?
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This isn't related to your question, but you want to use = and not <- within the function call. If you use <-, you'll end up creating variables y1 and y2 in whatever environment you're working in:
d1 <- data.frame(y1 <- c(1, 2, 3), y2 <- c(4, 5, 6))
y1
# [1] 1 2 3
y2
# [1] 4 5 6
T...