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Is there a way to check if a file is in use?
...e function below, for example
TimeoutFileAction(() => { System.IO.File.etc...; return null; } );
Reusable method that times out after 2 seconds
private T TimeoutFileAction<T>(Func<T> func)
{
var started = DateTime.UtcNow;
while ((DateTime.UtcNow - started).TotalMillisecond...
When do we need to set ProcessStartInfo.UseShellExecute to True?
...ep UseShellExecute true if you want to open documents, urls or batch files etc... rather than having to explicitly give the path to an executable.
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The quest for the Excel custom function tooltip
...splay that information as in-sheet intellisense tooltips. The descriptions etc. registered there are shown only in the Function Arguments dialog box, which pops up when you press the fx button. But that's not what the original poster is asking about.
– Govert
J...
How to configure an existing git repo to be shared by a UNIX group
...rm this also helps if you're in a mess because someone has done a git pull etc. as root rather than as www-data or whatever the owner is and as a result you get error: insufficient permission for adding an object to repository database .git/objects. I thought I'd fixed the ownership of all files/di...
Python argparse mutual exclusive group
...y of potential conflicts (a can't occur with b or c, b can't occur with a, etc), and then raises an error if a conflict arises.
Without that argparse patch, I think your best choice is to test the namespace produced by parse_args yourself (e.g. if both a and b have nondefault values), and raise you...
General suggestions for debugging in R
...nce errors often occur with unstable/wonky data sets (complete separation, etc.), and the window between 'converges just fine' and 'non-convergent but can't be fixed by increasing number of iterations -- needs some more drastic change' is often narrow
– Ben Bolker
...
What's the best way of structuring data on firebase?
...-time nature of the data (it's constantly changing, sharding, reconciling, etc, which requires a simpler internal model to keep the synchronized clients in check)
A simple example will probably set you in the right state of mind, so here goes:
/users/uid
/users/uid/email
/users/uid/messages
/users...
Why must a lambda expression be cast when supplied as a plain Delegate parameter
...te separate classes like Lambda, Lambda<S, T>, Lambda<S, T, U> etc.
Advantage of this I see over the original approach:
One less type specification (only the formal parameter needs to be specified).
Which gives you the freedom to use it against any Func<int, T>, not just when T...
Detect if the app was launched/opened from a push notification
...tually becomes active, which is the same lifecycle method in all cases.
Sketch of our solution
Here are the main components of our solution:
Store a notificationUserInfo instance variable on the AppDelegate.
Set notificationUserInfo = nil in both applicationWillEnterForeground and didFinishLaunc...
Cleanest and most Pythonic way to get tomorrow's date?
...etter way than to add one to the day, handle days at the end of the month, etc.
4 Answers
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