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How does java do modulus calculations with negative numbers?
... This doesn't work good if n is negative. If you user same example from Java 7 Lang Spec (Section 15.17.3): (-5) % (-3) = -2. Adding -3 will not work. You should add absolute value of n if you want to be sure that value is positive.
– partlov
Jul 2 '14 ...
'git status' shows changed files, but 'git diff' doesn't
...might not.
The mode (permission bits) of the file changed-- for example, from 777 to 700.
The line feed style changed from CRLF (DOS) to LF (UNIX)
The easiest way to find out what happened is to run git format-patch HEAD^ and see what the generated patch says.
...
Android global variable
...
You could use application preferences. They are accessible from any activity or piece of code as long as you pass on the Context object, and they are private to the application that uses them, so you don't need to worry about exposing application specific values, unless you deal with...
WPF: How to programmatically remove focus from a TextBox
...tBox inside a ListBox does not lose focus when I run Keyboard.ClearFocus() from code-behind after a click somewhere.
– ANeves thinks SE is evil
Jul 30 '15 at 11:10
3
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Using tags in the with other HTML
...st (July 2016) read on mozilla dev: "The scoped attribute has been removed from the specification after only limited and experimental adoption by Chrome and Firefox. You should avoid using it, as it will almost certainly be removed from these browsers soon." >> developer.mozilla.org/en-US/doc...
Difference between initLoader and restartLoader in LoaderManager
...will be considered invalid, and you will receive no further data
updates from them.
There are basically two cases:
The loader with the id doesn't exist: both methods will create a new loader so there's no difference there
The loader with the id already exists: initLoader will only replace the ...
ASP.NET MS11-100: how can I change the limit on the maximum number of posted form values?
... method is definitely new. I used the Disassemble option in Reflector, and from what I can tell from the code it checks an AppSetting:
if (this.Count >= AppSettings.MaxHttpCollectionKeys)
{
throw new InvalidOperationException();
}
If it doesn't find the value in the web.config file, it will ...
How do you normalize a file path in Bash?
...
if you're wanting to chomp part of a filename from the path, "dirname" and "basename" are your friends, and "realpath" is handy too.
dirname /foo/bar/baz
# /foo/bar
basename /foo/bar/baz
# baz
dirname $( dirname /foo/bar/baz )
# /foo
realpath ../foo
# ../foo: No ...
“Notice: Undefined variable”, “Notice: Undefined index”, and “Notice: Undefined offset” using PHP
...
Notice: Undefined variable
From the vast wisdom of the PHP Manual:
Relying on the default value of an uninitialized variable is problematic in the case of including one file into another which uses the same variable name. It is also a major securit...
Can you give a Django app a verbose name for use throughout the admin?
...comment to OP, this is now possible out of the box since Django 1.7
Taken from the docs:
# in yourapp/apps.py
from django.apps import AppConfig
class YourAppConfig(AppConfig):
name = 'yourapp'
verbose_name = 'Fancy Title'
then set the default_app_config variable to YourAppConfig
# in...