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How to do a less than or equal to filter in Django queryset?
...tom field in each users profile called profile. This field is called level and is an integer between 0-3.
1 Answer
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Does a C# app track how long its been running?
And if it does, is there an easy way to get the total time since it started?
3 Answers
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Replace specific characters within strings
...ove specific characters from strings within a vector, similar to the Find and Replace feature in Excel.
6 Answers
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How to declare a local variable in Razor?
...new to it. In a view using razor, I'd like to declare some local variables and use it across the entire page. How can this be done?
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Why do I get AttributeError: 'NoneType' object has no attribute 'something'?
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You have a variable that is equal to None and you're attempting to access an attribute of it called 'something'.
foo = None
foo.something = 1
or
foo = None
print(foo.something)
Both will yield an AttributeError: 'NoneType'
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How to send POST request?
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If you really want to handle with HTTP using Python, I highly recommend Requests: HTTP for Humans. The POST quickstart adapted to your question is:
>>> import requests
>>> r = requests.post("http://bugs.python.org", data={'number...
Filtering DataGridView without changing datasource
...hould work for 3 types of datagridview datasources: DataTable, DataBinding and DataSet.
My problem is with filtering DataTable from DataSet object, which is displayed on DataGridView.
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Change Activity's theme programmatically
...like this:
public void onCreate(Bundle savedInstanceState) {
setTheme(android.R.style.Theme);
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_second);
}
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LINQ - Convert List to Dictionary with Value as List
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It sounds like you want to group the MyObject instances by KeyedProperty and put that grouping into a Dictionary<long,List<MyObject>>. If so then try the following
List<MyObject> list = ...;
var map = list
.GroupBy(x => x.KeyedProperty)
.ToDictionary(x => x.Key, x =&g...
How do I typedef a function pointer with the C++11 using syntax?
...pe_traits>
using FunctionPtr = std::add_pointer<void()>::type;
And here is another demo.
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