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Do try/catch blocks hurt performance when exceptions are not thrown?
... {
Console.WriteLine(ex.ToString());
}
finally
{
d = Math.Sin(d);
}
}
w.Stop();
Console.Write(" try/catch/finally: ");
Console.WriteLine(w.ElapsedMilliseconds);
w.Reset();
d = 0;
w.Start();
for (int i = ...
Unique BooleanField value in Django?
... save method of the model and if you've set the boolean to True, make sure all others are set to False.
from django.db import transaction
class Character(models.Model):
name = models.CharField(max_length=255)
is_the_chosen_one = models.BooleanField()
def save(self, *args, **kwargs):
...
How do I deploy Node.js applications as a single executable file? [duplicate]
...ourse, I want to make it easy for the user, hence I do not want him to install Node.js, run npm install and then manually type node app.js .
...
Python list directory, subdirectory, and files
I'm trying to make a script to list all directory, subdirectory, and files in a given directory.
I tried this:
7 Answers
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Replace tabs with spaces in vim
...
What this all means, is nicely explained on the Vim wiki.
– Serge Stroobandt
Dec 11 '16 at 1:43
...
Should I implement __ne__ in terms of __eq__ in Python?
...
this is the right answer (down here, by @aaron-hall). The documentation you quoted does not encourage you to implement __ne__ using __eq__, only that you implement it.
– guyarad
Sep 8 '16 at 13:07
...
How does password salt help against a rainbow table attack?
... attack. However, the methods I've seen to implement this don't seem to really make the problem harder.
10 Answers
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How to print out a variable in makefile
... construct to any recipe to see what make will pass to the shell:
.PHONY: all
all: ; $(info $$var is [${var}])echo Hello world
Now, what happens here is that make stores the entire recipe ($(info $$var is [${var}])echo Hello world) as a single recursively expanded variable. When make decides to r...
In .NET, which loop runs faster, 'for' or 'foreach'?
...heaper
than looping on List using foreach
(which I believe, is what we all do).
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Logcat not displaying my log calls
... wanted to learn how to debug my apps. I can't seem to have my Log.i|d|v calls displayed in the LogCat.
31 Answers
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