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How to pass arguments to a Button command in Tkinter?
Suppose I have the following Button made with Tkinter in Python:
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Most efficient way to check for DBNull and then assign to a variable?
This question comes up occasionally, but I haven't seen a satisfactory answer.
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What does it mean to “program to an interface”?
I have seen this mentioned a few times and I am not clear on what it means. When and why would you do this?
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Missing Push Notification Entitlement
I have an app for submission when it got rejected and I got the message
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How to redirect output of an already running process [duplicate]
Normally I would start a command like
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Interface naming in Java [closed]
Most OO languages prefix their interface names with a capital I, why does Java not do this? What was the rationale for not following this convention?
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Unlink of file Failed. Should I try again?
Something wrong is going on with one of the files in my local git repository. When I'm trying to change the branch it says:
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How to run Django's test database only in memory?
My Django unit tests take a long time to run, so I'm looking for ways to speed that up. I'm considering installing an SSD , but I know that has its downsides too. Of course, there are things I could do with my code, but I'm looking for a structural fix. Even running a single test is slow since the ...
How many parameters are too many? [closed]
Routines can have parameters, that's no news. You can define as many parameters as you may need, but too many of them will make your routine difficult to understand and maintain.
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How to initialize a List to a given size (as opposed to capacity)?
.NET offers a generic list container whose performance is almost identical (see Performance of Arrays vs. Lists question). However they are quite different in initialization.
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