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How to sort an array in Bash
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You don't really need all that much code:
IFS=$'\n' sorted=($(sort <<<"${array[*]}"))
unset IFS
Supports whitespace in elements (as long as it's not a newline), and works in Bash 3.x.
e.g.:
$ array=("a c" b f "3 5")
$ IFS=$...
How much overhead does SSL impose?
... performance, and how that compares to SSL overhead. This question specifically excludes application processing, and seeks to compare non-SSL to SSL only. While it makes sense to take a global view of performance when optimizing, that is not what this question is asking.
The main overhead of SSL is...
What's the longest possible worldwide phone number I should consider in SQL varchar(length) for phon
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Premature optimization is the root of all evil.
– Harindaka
Sep 11 '13 at 9:47
83
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Why JSF saves the state of UI components on server?
..., will the state of components keep on accumulating on the server?
Technically, that depends on the implementation. If you're talking about page-to-page navigation (just GET requests) then Mojarra won't save anything in session. If they are however POST requests (forms with commandlinks/buttons), t...
How to print color in console using System.out.println?
...rts it, you can use ANSI escape codes to use color in your output. It generally works for Unix shell prompts; however, it doesn't work for Windows Command Prompt (Although, it does work for Cygwin). For example, you could define constants like these for the colors:
public static final String ANSI_R...
Way to get number of digits in an int?
...K, there is nothing "un-neat" about it. You have to realize that mathematically, numbers don't have a length, nor do they have digits. Length and digits are both properties of a physical representation of a number in a specific base, i.e. a String.
A logarithm-based solution does (some of) the same...
IIS AppPoolIdentity and file system write access permissions
...tem folders (otherwise how else would the worker process be able to dynamically load essential DLL's).
With regard to your observations about being able to write to your c:\dump folder. If you take a look at the permissions in the Advanced Security Settings, you'll see the following:
See that Sp...
Select every Nth element in CSS
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As the name implies, :nth-child() allows you to construct an arithmetic expression using the n variable in addition to constant numbers. You can perform addition (+), subtraction (-) and coefficient multiplication (an where a is an integer, including positive...
Show data on mouseover of circle
...u don't need the mousehandler. The code would be something like
vis.selectAll("circle")
.data(datafiltered).enter().append("svg:circle")
...
.append("svg:title")
.text(function(d) { return d.x; });
If you want fancier tooltips, you could use tipsy for example. See here for an example....
How to have no pagebreak after \include in LaTeX
...d the clearpage. It appears, in order for \includeonly to work one has to call the package immediately after \documentclass{...}. In the complex environment of my dissertation I also ran into problems with broken references.
A good workaround, when includeonly is not needed for a final version, is ...