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Define css class in django Forms
... The only sane solution, I must say. Thank you!. Python code, and especially in form's definition, is the last place to put stuff for styling - these definitely belong to the templates.
– Boris Chervenkov
Nov 12 '11 at 23:09
...
Why in C++ do we use DWORD rather than unsigned int? [duplicate]
...be safe, use DWORD when a DWORD is expected, regardless of what it may actually be.
For example, if they ever changed the range or format of unsigned int they could use a different type to underly DWORD to keep the same requirements, and all code using DWORD would be none-the-wiser. (Likewise, they...
Creating an abstract class in Objective-C
I'm originally a Java programmer who now works with Objective-C. I'd like to create an abstract class, but that doesn't appear to be possible in Objective-C. Is this possible?
...
How to load/edit/run/save text files (.py) into an IPython notebook cell?
...yfile.py into the current cell
For more magic and help
%lsmagic
list all the other cool cell magic commands.
%COMMAND-NAME?
for help on how to use a certain command. i.e. %run?
Note
Beside the cell magic commands, IPython notebook (now Jupyter notebook) is so cool that it allows you to ...
Should import statements always be at the top of a module?
...t that's only paid once.
Putting the imports within a function will cause calls to that function to take longer.
So if you care about efficiency, put the imports at the top. Only move them into a function if your profiling shows that would help (you did profile to see where best to improve perform...
How update the _id of one MongoDB Document?
I want update an _id field of one document. I know it's not a really good pratice. But with some technical reason, I need update it. If I try to update it I get:
...
What is the difference between Type and Class?
... types,
and objects of different classes can
have the same type.
//example in c++
template<typename T>
const T & max(T const & a,T const &b)
{
return a>b?a:b; //> operator of the type is used for comparison
}
max function requires a type with operation > with its...
How to make a display in a horizontal row
...fect):
#ul_top_hypers li {
display: inline;
}
Here is the working example:
#div_top_hypers {
background-color:#eeeeee;
display:inline;
}
#ul_top_hypers li{
display: inline;
}
<div id="div_top_hypers">
<ul id="ul_top_hypers">
<li>&a...
Android Shared preferences for creating one time activity (example) [closed]
...redpreferences in BaseActivity, and use in other activities (splashScreen & login & main activity) for check user login state and exit from app. But this don't work for android 8 for exit! Are you have any suggestions?
– roghayeh hosseini
May 13 '19 at ...
Yank file name / path of current buffer in Vim
Assuming the current buffer is a file open for edit, so :e does not display E32: No file name .
7 Answers
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