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In Django, how does one filter a QuerySet with dynamic field lookups?
... actually a key to a row in another table, not a column.
Specific filter buttons. Wait... That's the way the Django admin works. Specific filters are turned into buttons. And the same analysis as above applies. A few filters make sense. A large number of filters usually means a kind of first ...
Clean up a fork and restart it from the upstream
...you should see it appear in your list of "Remotes".
Click the "Fetch" button (top left of the Source tree header area)
Make sure the "Fetch from all remotes" checkbox is checked and press "ok"
Double click on your "master" branch to check it out if it is not checked out already.
Find ...
Repeater, ListView, DataList, DataGrid, GridView … Which to choose?
...or formatting for each record of data? (EG, customized links, possibly LinkButtons, or specific edit controls?) Does this display specifically not fit naturally into a spreadsheet or grid view? ListView
If you meet all the criteria of ListView, but you would naturally fit in a grid, you may conside...
addEventListener vs onclick
...far more popular. You will see code like this in an Angular template:
<button (click)="doSomething()">Do Something</button>
This looks like an inline event, but it isn't. This type of template will be transpiled into more complex code which uses event listeners behind the scenes. Ever...
Difference between author and committer in Git?
...itHub also hacks the commits to set committer == whoever pressed the merge button. This is not mandatory, and not even done by default locally by git rebase, but it gives accountability to the project maintainer.
The git tree now looks like:
* Feature commit (committer == maintainer, author == con...
Calling Objective-C method from C++ member function?
..._TARGET_PLATFORM == CC_PLATFORM_WINRT)
MessageBox("You pressed the close button. Windows Store Apps do not implement a close button.","Alert");
return;
#endif
Director::getInstance()->end();
#if (CC_TARGET_PLATFORM == CC_PLATFORM_IOS)
exit(0);
#endif
}
Hope this works!
...
How do I create a right click context menu in Java Swing?
...leContextMenu(MouseEvent releasedEvent)
{
if (releasedEvent.getButton() == MouseEvent.BUTTON3)
{
processClick(releasedEvent);
}
}
private void processClick(MouseEvent event)
{
textComponent = (JTextComponent) event.getSource();
tex...
R and version control for the solo data analyst
... Is version control worth the effort?
Yes! It gives you a huge undo button and allows you to easily transfer work from machine to machine without worrying about things like losing your USB drive.
2 What are the main pros and cons of adopting version control?
The only con I can think of ...
Xcode doesn't show the line that causes a crash
...breakpoint navigator (almost all the way to the right hand side of the top button bar. The icon looks like a fat right arrow).
At the bottom of the navigator, click the "+" button.
Click "Add Exception Breakpoint".
A new breakpoint will be created. It should be configured as needed but you can twe...
How to send a “multipart/form-data” with requests in python?
...name, 'rb'), "multipart/form-data")}
If the upload requires to click the button for upload, you can use like that:
data = {
"Button" : "Submit",
}
Then start the request
request = requests.post(site, files=up, data=data)
And done, file uploaded succesfully
...