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How can I undo a `git commit` locally and on a remote after `git push`
...ommits. copy that number from the commit that you want to return back.
2. Now, type in below command:
git reset --hard your_that_copied_string_but_without_quote_mark
you should see message like "HEAD is now at ". you are on clear. What it just have done is to reflect that change locally.
3. Now...
How to perform runtime type checking in Dart?
...c isn't exactly friendly to a casual reader, so the best description right now seems to be http://www.dartlang.org/articles/optional-types/.
Here's an example:
class Foo { }
main() {
var foo = new Foo();
if (foo is Foo) {
print("it's a foo!");
}
}
...
How do I get a string format of the current date time, in python?
...day().strftime("%B %d, %Y")
'July 23, 2010'
>>> datetime.datetime.now().strftime("%I:%M%p on %B %d, %Y")
'10:36AM on July 23, 2010'
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Fork and synchronize Google Code Subversion repository into GitHub
...ote add origin git@github.com:example/example.git
git push origin master
Now that you have this, occasionally you will have to synchronise the Subversion repository with Git. It'll look something like:
git svn rebase
git push
In gitk or whatever, this would look something like this:
o [master]...
Python strftime - date without leading 0?
...>>> '{dt.year}/{dt.month}/{dt.day}'.format(dt = datetime.datetime.now())
'2013/4/19'
Though perhaps beyond the scope of the original question, for more interesting formats, you can do stuff like:
>>> '{dt:%A} {dt:%B} {dt.day}, {dt.year}'.format(dt=datetime.datetime.now())
'Wedne...
PHP calculate age
...:createFromFormat('d/m/Y', '12/02/1973', $tz)
->diff(new DateTime('now', $tz))
->y;
As of PHP 5.3.0 you can use the handy DateTime::createFromFormat to ensure that your date does not get mistaken for m/d/Y format and the DateInterval class (via DateTime::diff) to get the number of ...
Is it smart to replace boost::thread and boost::mutex with c++11 equivalents?
...1 timeouts are different to Boost timeouts (though this should soon change now Boost.Chrono has been accepted).
Some of the names are different (e.g. boost::unique_future vs std::future)
The argument-passing semantics of std::thread are different to boost::thread --- Boost uses boost::bind, which re...
Max size of an iOS application
... is still the same with the exception of the Executable File size which is now limited to 60MB's. These changes can be found on page 237 of the guide.
As of January 10, 2013
The above information is still the same with the exception of the Executable File size which is now limited to 60MB's. Thes...
Can I have multiple :before pseudo-elements for the same element?
... normal element. In your example, the end result looks like this:
.circle.now:before {
content: "Now";
font-size: 19px;
color: black;
}
As you can see, only the content declaration that has highest precedence (as mentioned, the one that comes last) will take effect — the rest of the...
Google Guice vs. PicoContainer for Dependency Injection
...scourage setter injection but other than that, your classes don't need to know about Pico. It's only the wiring that needs to know (true for all DI frameworks).
Guice - Guice now supports the standard JSR 330 annotations, so you do not need Guice specific annotations in your code anymore. Spring als...