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unix domain socket VS named pipes?
After looking at a unix named socket and i thought they were named pipes. I looked at name pipes and didnt see much of a difference. I saw they were initialized differently but thats the only thing i notice. Both use the C write/read function and work alike AFAIK.
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Django ModelForm: What is save(commit=False) used for?
...lse) instead of just creating a form object from the ModelForm subclass and running is_valid() to validate both the form and model?
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How should I write tests for Forms in Django?
...hink if you just want to test the form, then you should just test the form and not the view where the form is rendered. Example to get an idea:
from django.test import TestCase
from myapp.forms import MyForm
class MyTests(TestCase):
def test_forms(self):
form_data = {'something': 'some...
What is the Oracle equivalent of SQL Server's IsNull() function?
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coalesce is supported in both Oracle and SQL Server and serves essentially the same function as nvl and isnull. (There are some important differences, coalesce can take an arbitrary number of arguments, and returns the first non-null one. The return type for isn...
Why is a combiner needed for reduce method that converts type in java 8
I'm having trouble fully understanding the role that the combiner fulfils in Streams reduce method.
4 Answers
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How to enable Heap updates on my android client
Under DDMS , there is a HEAP tab, and then I click my android application under 'Devices'.
But it said:
2 Answers
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getMonth in javascript gives previous month
...array of names, which is of course 0-based. It was already the case in C standard libraries, which must be over 40 years old.
– jcaron
Aug 24 '17 at 8:40
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Skip Git commit hooks
...mit --no-verify
-n
--no-verify
This option bypasses the pre-commit and commit-msg hooks. See also githooks(5).
As commented by Blaise, -n can have a different role for certain commands.
For instance, git push -n is actually a dry-run push.
Only git push --no-verify would skip the hook.
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How to declare Return Types for Functions in TypeScript
...eturn type is specified on the greet() function. Change the type to number and you'll get warnings.
class Greeter {
greeting: string;
constructor (message: string) {
this.greeting = message;
}
greet() : string {
return "Hello, " + this.greeting;
}
}
var greeter...
Android: Why does long click also trigger a normal click?
I have a ListView with listeners for a long click and a regular click.
4 Answers
4
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