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Upgrade python packages from requirements.txt using pip command
... I found helpful to do the following. 1. Deleted venv 2. Created a new one with the same name (the way to clean all pip packages) 3. Replace all == to >= in the requirements.txt 4. pip install -r requirements.txt 4.
– zhukovgreen
Jul 28 '17 at 5:17
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Should I put #! (shebang) in Python scripts, and what form should it take?
...in any script determines the script's ability to be executed like a standalone executable without typing python beforehand in the terminal or when double clicking it in a file manager (when configured properly). It isn't necessary but generally put there so when someone sees the file opened in an ed...
How to Join to first row
...t TOP 1 without ORDER BY is not deterministic: this query you will get you one line item per order, but it is not defined which one will it be.
Multiple invocations of the query can give you different line items for the same order, even if the underlying did not change.
If you want deterministic o...
Easy way to convert Iterable to Collection
...rayList<>();
source.forEachRemaining(target::add);
Edit: The above one is for Iterator. If you are dealing with Iterable,
iterable.forEach(target::add);
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Determine if two rectangles overlap each other?
....Y1)
Say you have Rect A, and Rect B.
Proof is by contradiction. Any one of four conditions guarantees that no overlap can exist:
Cond1. If A's left edge is to the right of the B's right edge,
- then A is Totally to right Of B
Cond2. If A's right edge is to the left of the B's left...
How is the undo tree used in Vim?
...ommands and their usage.
There are two ways to traverse the undo tree. One is to go "back in time". g+ and g- will traverse all of the nodes in the tree in chronological or reverse-chronological order (which can be a bit confusing, because it can jump arbitrarily between undo branches, but if y...
How to convert the ^M linebreak to 'normal' linebreak in a file opened in vim?
...Why did this get a downvote? It works, even when your file is mashed onto one line because it's got the wrong line end.
– Paul Tomblin
May 1 '09 at 13:12
2
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Invalid argument supplied for foreach()
...
How about this one? lot cleaner and all in single line.
foreach ((array) $items as $item) {
// ...
}
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MySQL get row position in ORDER BY
...oth have a position of 2 when the first query will give a position of 2 to one of them, and 3 to the other...
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Xcode doesn't see my iOS device but iTunes does
...lve your problem then from your project settings, set deployment target to one which your app is developed for or lesser.
Otherwise there is some issue with certificates and provisioning profiles. Make sure your device's UDID is added in the provisioning profile you are using.
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