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In C#, why is String a reference type that behaves like a value type?
...e to code if
string s = "hello";
string t = "hello";
bool b = (s == t);
set b to be false? Imagine how difficult coding just about any application would be.
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PostgreSQL: How to make “case-insensitive” query
...name::citext);. (But see below.)
Use a case-insensitive collation. This is set when you initialize a
database. Using a case-insensitive collation means you can accept
just about any format from client code, and you'll still return
useful results. (It also means you can't do case-sensitive queries. D...
Mockito : how to verify method was called on an object created within a method?
...g you want.
Of course the downside is that you are allowing the caller to set the Bar Object.
Hope it helps.
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Understanding Spring @Autowired usage
... tells Spring where an injection needs to occur. If you put it on a method setMovieFinder it understands (by the prefix set + the @Autowired annotation) that a bean needs to be injected. In the second scan, Spring searches for a bean of type MovieFinder, and if it finds such bean, it injects it to t...
Convert Mercurial project to Git [duplicate]
...ortoiseHg
Right click an empty space in explorer, and go to the TortoiseHg settings:
Enable hggit:
Open a command line, enter an empty directory.
git init --bare .git (If you don't use a bare repo you'll get an error like abort: git remote error: refs/heads/master failed to update
cd to yo...
When saving, how can you check if a field has changed?
...
def save(self, *args, **kwargs):
"""
Saves model and set initial state.
"""
super(ModelDiffMixin, self).save(*args, **kwargs)
self.__initial = self._dict
@property
def _dict(self):
return model_to_dict(self, fields=[field.name for field ...
“did you run git update-server-info” error on a Github repository
...th newer versions of git you can do this from the command line: git remote set-url origin git@github.com:repoaccountname/repo-name.git
– Arjun Mehta
Apr 9 '14 at 23:14
add a c...
AngularJS : automatically detect change in model
... a server) whenever a model's values change. Is the only way to do this by setting something like ng-change on each control that could possibly alter the model?
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How do I make an HTML button not reload the page
...button type as 'button'.
if you dont specify the button type, browser will set it to 'reset' or 'submit' witch cause to page reload.
<button type='button'>submit</button>
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How to kill an Android activity when leaving it so that it cannot be accessed from the back button?
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Setting android:noHistory="true" on the activity in your manifest will remove an activity from the stack whenever it is navigated away from. see here
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