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Service vs IntentService in the Android platform
I am seeking an example of something that can be done with an IntentService that cannot be done with a Service (and vice-versa)?
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How do I drop a foreign key constraint only if it exists in sql server?
I can drop a table if it exists using the following code but do not know how to do the same with a constraint:
10 Answers
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How do I install a plugin for vim?
... but the advantage over cp versions is that it's completely safe (symlinks don't overwrite existing files, uninstall only deletes symlinks) and easy to keep things updated.
# Easily install vim plugins from a source control checkout (e.g. Github)
#
# alias vim-install=rake -f ~/.vim/rakefile-vim-in...
Code-first vs Model/Database-first [closed]
...e differences are:
Code first
Very popular because hardcore programmers don't like any kind of designers and defining mapping in EDMX xml is too complex.
Full control over the code (no autogenerated code which is hard to modify).
General expectation is that you do not bother with DB. DB is just a...
How is Docker different from a virtual machine?
I keep rereading the Docker documentation to try to understand the difference between Docker and a full VM. How does it manage to provide a full filesystem, isolated networking environment, etc. without being as heavy?
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How to make a JSONP request from Javascript without JQuery?
Can I make a cross-domain JSONP request in JavaScript without using jQuery or other external library? I would like to use JavaScript itself and then parse the data and make it an object so I could use it. Do I have to use an external library? If not, how can I do it?
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Why doesn't Python have multiline comments?
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I doubt you'll get a better answer than, "Guido didn't feel the need for multi-line comments".
Guido has tweeted about this:
Python tip: You can use multi-line strings as multi-line comments. Unless used as docstrings, th...
How do you specify a byte literal in Java?
...nsidered an integer (or long if followed by a "L"), so you must explicitly downcast it to a byte to pass it as a parameter. As far as I know there is no shortcut.
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Where do I put image files, css, js, etc. in Codeigniter?
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hi eddie , I wonder where do you put your function code.. should I put it in file_helper.php ?
– kebyang
Mar 13 '13 at 7:57
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Why do I need 'b' to encode a string with Base64?
...haracters A-Z, a-z, 0-9, +, /* so it can be transmitted over channels that do not preserve all 8-bits of data, such as email.
Hence, it wants a string of 8-bit bytes. You create those in Python 3 with the b'' syntax.
If you remove the b, it becomes a string. A string is a sequence of Unicode chara...