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What is choice_set in this Django app tutorial?
There is this line in the Django tutorial, Writing your first Django app, part 1 :
1 Answer
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Python executable not finding libpython shared library
...ve installed libpython2.7.so.1.0 if it is not in /usr/local/lib.
If this works and you want to make the changes permanent, you have two options:
Add export LD_LIBRARY_PATH=/usr/local/lib to your .profile in your home directory (this works only if you are using a shell which loads this file when a...
PHP Fatal error: Cannot redeclare class
...
It means you've already created a class.
For instance:
class Foo {}
// some code here
class Foo {}
That second Foo would throw the error.
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How to set environment variable for everyone under my linux system?
Can I have certain settings that are universal for all my users?
7 Answers
7
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How to set the margin or padding as percentage of height of parent container?
...use something like top:50% (remember position matters if it still doesn't work)
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Are there conventions on how to name resources?
Are there conventions how to name resources in Android? For example, buttons, textViews, menus, etc.
15 Answers
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What exactly is Java EE?
I have been doing Java SE for some years now and moving on to Java EE. However, I have some trouble understanding some aspects of Java EE.
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List vs List
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The difference is that, for example, a
List<HashMap<String,String>>
is a
List<? extends Map<String,String>>
but not a
List<Map<String,String>>
So:
void withWilds( List<? extends Map<String,String>...
List vs tuple, when to use each? [duplicate]
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There's a strong culture of tuples being for heterogeneous collections, similar to what you'd use structs for in C, and lists being for homogeneous collections, similar to what you'd use arrays for. But I've never quite squared this with the mutability issue mention...
How to make JavaScript execute after page load?
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These solutions will work:
<body onload="script();">
or
document.onload = function ...
or even
window.onload = function ...
Note that the last option is a better way to go since it is unobstrusive and is considered more standard.
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