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How to pass arguments to a Button command in Tkinter?
... lambdas in such a scenario, because imo it's clearer and simpler and also doesn't force you to write lots of wrapper methods if you don't have control over the called method, but that's certainly a matter of taste.
That's how you'd do it with a lambda (note there's also some implementation of curr...
`if __name__ == '__main__'` equivalent in Ruby
...ains a tool I want to continue using separately. In Python I would simply do this:
3 Answers
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Heroku 'Permission denied (publickey) fatal: Could not read from remote repository' woes
.../devcenter.heroku.com/articles/keys
First you have to create a key if you don't have one:
ssh-keygen -t rsa
Second you have to add the key to Heroku:
heroku keys:add
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How to discard all changes made to a branch?
... it to match the repository version. I thought git checkout design would do it, but it just tells me I'm already in branch design and that I have 3 modified files.
...
Why are primes important in cryptography?
... base 3 not base 2. a 64 qbits CPU would have 3^64 combinations in a word. Don't know how it impacts performance.
– juanmf
Jun 27 '17 at 5:07
6
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Use of class definitions inside a method in Java
... Runnable() {
public void run() {
classWithMethodToFire.doSomething( parameter );
}
});
If you needed to create a bunch of these and do something with them, you might change this to
//within some method
class myFirstRunnableClass implements Runnable {
publi...
FB OpenGraph og:image not pulling images (possibly https?)
First -- I do not believe this is a duplicate issue. I've searched for same or similar problems on SO extensively, and due to the nature of troubleshooting before asking, I believe this problem is unique.
...
Jasmine JavaScript Testing - toBe vs toEqual
...foo).toBe(b.foo)
is the same thing as
expect(c.foo === b.foo).toBe(true)
Don't just take my word for it; see the source code for toBe.
But b and c represent functionally equivalent objects; they both look like
{ foo: { bar: 'baz' } }
Wouldn't it be great if we could say that b and c are "equal" e...
What does “Could not find or load main class” mean?
....ListUsers fred joe bert
The above is going to cause the java command to do the following:
Search for the compiled version of the com.acme.example.ListUsers class.
Load the class.
Check that the class has a main method with signature, return type and modifiers given by public static void main(St...
Is GridFS fast and reliable enough for production?
...storage space : 10Tb (sata) in raid 0 configuration. The job the server is doing is very simple:
Each product on our price-comparer has an image (there are around 10 million products according to our product db), and the servers job is to download the image, resize it, store it on gridfs, and deliv...