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What is the point of function pointers?
...jects) for the same result.
The functors have a number of advantages over raw function pointers, due to their object nature, notably:
They may present several overloads of the operator()
They can have state / reference to existing variables
They can be built on the spot (lambda and bind)
I pers...
How can I read a large text file line by line using Java?
...u can skip the InputStream and use FileReader.
InputStream ins = null; // raw byte-stream
Reader r = null; // cooked reader
BufferedReader br = null; // buffered for readLine()
try {
String s;
ins = new FileInputStream("textfile.txt");
r = new InputStreamReader(ins, "UTF-8"); // leave c...
Jquery Ajax Posting json to webservice
...tive covers why the JSON is being URLEncoded.
I'd advise against passing a raw, manually-serialized JSON string into your method. ASP.NET is going to automatically JSON deserialize the request's POST data, so if you're manually serializing and sending a JSON string to ASP.NET, you'll actually end u...
GitHub relative link in Markdown file
...er relative links on the site.
October 12th, 2011:
If you look at the raw source of the README.md of Markdown itself(!), relative paths don't seem to be supported.
You will find references like:
[r2h]: http://github.com/github/markup/tree/master/lib/github/commands/rest2html
[r2hc]: http://git...
How to send email to multiple recipients using python smtplib?
...e two replies you received. Set msg['To'] to a single string, but pass the raw list to sendmail:
emails = ['a.com','b.com', 'c.com']
msg['To'] = ', '.join( emails )
....
s.sendmail( msg['From'], emails, msg.as_string())
s...
NoSql vs Relational database
...ROM images WHERE blob CONTAINS('red car'). So while you can store the data raw in the database, you can't search it without attaching metadata. Full-text-search modules in RDBMS systems bridges some of the semi-structural gap.
– I GIVE CRAP ANSWERS
Nov 12 '10 a...
How do I programmatically determine operating system in Java?
...
As indicated in other answers, System.getProperty provides the raw data. However, the Apache Commons Lang component provides a wrapper for java.lang.System with handy properties like SystemUtils.IS_OS_WINDOWS, much like the aforementioned Swingx OS util.
...
NullPointerException in Java with no StackTrace
...re so that we add some descriptive statement to the logs instead of just a raw stacktrace.
– Edward Shtern
Mar 9 '10 at 19:25
5
...
Unicode character in PHP string
...) {
return str_encode_utf8binary(json_decode($str));
}
// Example for raw string: Unicode Character 'INFINITY' (U+221E)
echo str_encode_utf8binary('∞') . "\n";
// \xe2\x88\x9e
// Example for HTML: Unicode Character 'HAIR SPACE' (U+200A)
echo str_convert_html_to_utf8binary(' ') . "\...
Good tutorials on XMPP? [closed]
...
I'd rather find something other than the raw protocol, those are written to be precise rather than friendly... but still knowing it covers the fundamentals is useful.
– Mr. Boy
Jun 22 '10 at 11:46
...