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Linq to EntityFramework DateTime
...as the EntityFunctions solution. Here, the second operand is not retrieved from another entity in query and can be computed prior to querying. If both operand were to be found in db, the EntityFunctions solution would still be suitable while the solution of this response would not work anymore.
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Code signing certificate for open-source projects?
...o longer free - the reference to open source code signing has been removed from the test certificates page, and there is now a separate product page en.sklep.unizeto.pl/data-safety/code-signing-certificates/…. At €14 they're much cheaper than other certificates though. The signup process seems t...
Can I delete a git commit but keep the changes?
...ady pushed the bad commit to a place where someone else may have pulled it from. Try to avoid that
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When would you use a List instead of a Dictionary?
...ent a custom hashtable that does not implement the IDictionary interface.
from here
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How to create the most compact mapping n → isprime(n) up to a limit N?
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True, but there are better storage methods than reading from a file in a linear fashion. If you really want to read from a stored set of pre-generated primes, try a more complicated data structure that speeds up the problem.
– CogitoErgoCogitoSum
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Best way to structure a tkinter application? [closed]
...ually create the main window until the very last step. I prefer inheriting from tk.Frame just because I typically start by creating a frame, but it is by no means necessary.
If your app has additional toplevel windows, I recommend making each of those a separate class, inheriting from tk.Toplevel...
Android: ProgressDialog.show() crashes with getApplicationContext
...e wrong one, i changed the getApplicationContext() to retrieve the context from the View passed in to the buttons onClick method.
myButton.setOnClickListener(new OnClickListener(){
public void onClick(View v) {
MyDialogue dialog = new MyDialogue(v.getContext());
dialog.show(); ...
What do I use for a max-heap implementation in Python?
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If you then want to pop elements, use:
heapq.heappop(minheap) # pop from minheap
heapq._heappop_max(maxheap) # pop from maxheap
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Why do we use __init__ in Python classes?
... I will start referring to the object known as fido with yet another name. From now on, fido.colour is exactly the same variable as the_mangy_one.colour.
So, the things inside the __init__. You can think of them as noting things into the Dog's birth certificate. colour by itself is a random variabl...
How do I convert a String to an int in Java?
... do something else if you like.)
Alternatively, you can use an Ints method from the Guava library, which in combination with Java 8's Optional, makes for a powerful and concise way to convert a string into an int:
import com.google.common.primitives.Ints;
int foo = Optional.ofNullable(myString)
.m...