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How to calculate the number of days between two dates? [duplicate]
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I tested this with 2015-02-1 to 2015-03-01 and got 31 days. There's something wrong here... EDIT: Okay yeah.. javascript months are from 0-12 so if you're getting the input from a jquery datepicker or a regular normal date, sub...
Passing additional variables from command line to make
...all of them contain some certain kind of assert stuff and you just want to test them all)
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What is x after “x = x++”?
...alidate what I said would be to consult the JLS. Your compile / decompile test only shows that what I said is valid for one Java compiler. Others could (hypothetically) behave differently ... except that the JLS doesn't allow that.
– Stephen C
Aug 24 '12 at 1...
Django get the static files URL in view
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here's another way! (tested on Django 1.6)
from django.contrib.staticfiles.storage import staticfiles_storage
staticfiles_storage.url(path)
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SQL variable to hold list of integers
...in a List<int> as a parameter, but want to make a local variable for testing in SSMS. It's killer.
– Wade Hatler
Jul 24 '18 at 18:16
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Peak memory usage of a linux/unix process
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valgrind --tool=massif --pages-as-heap=yes --massif-out-file=massif.out ./test.sh; grep mem_heap_B massif.out | sed -e 's/mem_heap_B=\(.*\)/\1/' | sort -g | tail -n 1
Note use of --pages-as-heap to measure all memory in a process. More info here: http://valgrind.org/docs/manual/ms-manual.html
This ...
The object 'DF__*' is dependent on column '*' - Changing int to double
...special script(DropConstraint) to remove it without knowing it's name (was tested at EF 6.1.3):
public override void Up()
{
DropConstraint();
AlterColumn("dbo.MyTable", "Rating", c => c.Double(nullable: false));
}
private void DropConstraint()
{
Sql(@"DECLARE @var0 nvarchar(128)...
What is the Swift equivalent to Objective-C's “@synchronized”?
..., but works as a replacement:
let serialQueue = DispatchQueue(label: "com.test.mySerialQueue")
serialQueue.sync {
// code
}
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Django - Difference between import django.conf.settings and import settings
...tings is critical if you want to be able to overwrite settings during unit testing as well.
– Joris
Oct 19 '15 at 11:46
4
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Rails: Using greater than/less than with a where statement
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I've only tested this in Rails 4 but there's an interesting way to use a range with a where hash to get this behavior.
User.where(id: 201..Float::INFINITY)
will generate the SQL
SELECT `users`.* FROM `users` WHERE (`users`.`id` &g...