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Design patterns or best practices for shell scripts [closed]
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I wrote quite complem>x m> shell scripts and my first suggestion is "don't". The reason is that is fairly easy to make a small mistake that hinders your script, or even make it dangerous.
That said, I don't have other resources to pass you but my pe...
Resolve promises one after another (i.e. in sequence)?
...ibraries (like when and Bluebird) you have utility methods for this.
For em>x m>ample, Bluebird would be:
var Promise = require("bluebird");
var fs = Promise.promisifyAll(require("fs"));
var readAll = Promise.resolve(files).map(fs.readFileAsync,{concurrency: 1 });
// if the order matters, you can use ...
Capitalize the first letter of both words in a two word string
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The base R function to perform capitalization is toupper(m>x m>). From the help file for ?toupper there is this function that does what you need:
simpleCap <- function(m>x m>) {
s <- strsplit(m>x m>, " ")[[1]]
paste(toupper(substring(s, 1,1)), substring(s, 2),
sep="", collapse="...
How does the String class override the + operator?
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Let's look at the following simple em>x m>pressions in Java
int m>x m>=15;
String temp="m>x m> = "+m>x m>;
The compiler converts "m>x m> = "+m>x m>; into a StringBuilder internally and uses .append(int) to "add" the integer to the string.
5.1.11. String Conversion
Any type may be c...
What do ellipsis […] mean in a list?
...t's not really infinite. And no, it's not really useful besides a thought em>x m>periment :)
– Óscar López
Jun 18 '13 at 3:44
2
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Favicon dimensions? [duplicate]
I have a favicon with the dimensions of height=26pm>x m> / width=20pm>x m> named favicon.png
10 Answers
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What is recursion and when should I use it?
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1
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Nem>x m>t
86
votes
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Is double square brackets [[ ]] preferable over single square brackets [ ] in Bash?
...ewer surprises and is generally safer to use. But it is not portable - POSIm>X m> doesn't specify what it does and only some shells support it (beside bash, I heard ksh supports it too). For em>x m>ample, you can do
[[ -e $b ]]
to test whether a file em>x m>ists. But with [, you have to quote $b, because it sp...
Is there a way to get the m>X m>Path in Google Chrome?
I have a webpage I want to use with YQL. But I need the m>X m>Path of a specific item. I can see it in the debug tools area for Google Chrome but I don't see a way to copy that m>X m>Path.
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How can I get this ASP.NET MVC SelectList to work?
...m
{
Selected = (c.CustomerID == invoice.CustomerID),
Tem>x m>t = c.Name,
Value = c.CustomerID.ToString()
};
At second glance I'm not sure I know what you are after...
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