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What is the difference between a port and a socket?
...ted to a specific service instance.
There can only be one listener socket for a given address/port combination.
Exposition
This was an interesting question that forced me to re-examine a number of things I thought I knew inside out. You'd think a name like "socket" would be self-explanatory: it w...
Convert HTML to NSAttributedString in iOS
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For some reason, the option NSDocumentTypeDocumentAttribute: NSHTMLTextDocumentType is causing the encoding to take a really, really long time :(
– Arie Litovsky
Oct 4 '13 at 19:06
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Can I see changes before I save my file in Vim?
I use Vim.
I open a file. I edit it and I want to see what I've edited before I save it.
14 Answers
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Site does not exist error for a2ensite
...s simply a Perl script that only works with filenames ending .conf
Therefore, I have to rename my setting file for example.com to example.com.conf as might be achieved as follows:
mv /etc/apache2/sites-available/example.com /etc/apache2/sites-available/example.com.conf
Success
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Encoding URL query parameters in Java
...ncoder.encode(String s, String encoding) can help too. It follows the HTML form encoding application/x-www-form-urlencoded.
URLEncoder.encode(query, "UTF-8");
On the other hand, Percent-encoding (also known as URL encoding) encodes space with %20. Colon is a reserved character, so : will still ...
What is the best open XML parser for C++? [duplicate]
I am looking for a simple, clean, correct XML parser to use in my C++ project. Should I write my own?
12 Answers
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Passing additional variables from command line to make
...side your makefile:
From environment - each environment variable is transformed into a makefile variable with the same name and value.
You may also want to set -e option (aka --environments-override) on, and your environment variables will override assignments made into makefile (unless these ass...
How do I call a dynamically-named method in Javascript?
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Thanks for the response. The 'window' bit really threw me until I googled it and found that global objects are part of the window object. Now it makes sense! Thank you. FYI I found a good page about it here devlicio.us/blogs/sergi...
Is there a way to change the environment variables of another process in Unix?
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It even works on Windows using cygwin, for processes that are not compiled using cygwin!
– Juan Carlos Muñoz
Oct 5 '12 at 18:39
12
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Smart pointers: who owns the object? [closed]
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For me, these 3 kinds cover most of my needs:
shared_ptr - reference-counted, deallocation when the counter reaches zero
weak_ptr - same as above, but it's a 'slave' for a shared_ptr, can't deallocate
auto_ptr - when the c...