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What does “abstract over” mean?
... numbers under a single symbol ns:
def sumOf(ns: List[Int]) = ns.foldLeft(0)(_ + _)
And we don't particularly care that it's a List either. List is a specific type constructor (takes a type and returns a type), but we can abstract over the type constructor by specifying which essential characteri...
jQuery AJAX file upload PHP
...('click', function() {
var file_data = $('#sortpicture').prop('files')[0];
var form_data = new FormData();
form_data.append('file', file_data);
alert(form_data);
$.ajax({
url: 'upload.php', // point to server-side PHP scri...
Using variables inside a bash heredoc
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answered Feb 8 '11 at 20:43
Mark LongairMark Longair
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Spring: Why do we autowire the interface and not the implemented class?
...elf.
– Dave Newton
Oct 15 '12 at 16:01
Vikdor - please see edit. Is that the correct way to annotate the classes and i...
How to interactively (visually) resolve conflicts in SourceTree / git
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edited Oct 22 '13 at 18:30
answered May 29 '13 at 21:53
gt...
How do you do a case insensitive search using a pattern modifier using less?
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answered Aug 19 '08 at 20:09
Juha SyrjäläJuha Syrjälä
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What is the meaning of the CascadeType.ALL for a @ManyToOne JPA association
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kostjakostja
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58
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java.net.UnknownHostException: Invalid hostname for server: local
... local computer. Try with the hostname "localhost" instead, or perhaps 127.0.0.1 or ::1 (the last one is IPv6).
From the javadocs:
Thrown to indicate that the IP address
of a host could not be determined.
127.0.0.1or ::1 or "localhost" should always be the loopback interface, so if that doe...
How to Remove ReadOnly Attribute on File Using PowerShell?
...n I remove the ReadOnly attribute on a file, using a PowerShell (version 1.0) script?
6 Answers
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Passing HTML to template using Flask/Jinja2
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edited Jul 16 '10 at 16:00
Armin Ronacher
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