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C# Regex for Guid
... on PCRE also support conditionals. (source http://www.regular-expressions.info/conditional.html)
The regex that follows Will match
{123}
(123)
123
And will not match
{123)
(123}
{123
(123
123}
123)
Regex:
^({)?(\()?\d+(?(1)})(?(2)\))$
The solutions is simplified to match only numbers to s...
Scala best way of turning a Collection into a Map-by-key?
...P, t))(breakOut)
this avoids the creation of the intermediary list, more info here:
Scala 2.8 breakOut
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How do I remove a file from the FileList
...This question has already been marked answered, but I'd like to share some information that might help others with using FileList.
It would be convenient to treat a FileList as an array, but methods like sort, shift, pop, and slice don't work. As others have suggested, you can copy the FileList to ...
How to find list of possible words from a letter matrix [Boggle Solver]
...n this format temporarily
# so we can go through and tie in neighbouring information.
# after the neigbouring is done, the grid should be considered inoperative.
sub _convert {
my $self = shift;
my $x = shift;
my $y = shift;
my $v = $self->_read( $x, $y );
...
Android WebView: handling orientation changes
...pName"
android:configChanges="orientation|screenSize"
for more info see:
http://developer.android.com/guide/topics/resources/runtime-changes.html#HandlingTheChange
https://developer.android.com/reference/android/app/Activity.html#ConfigurationChanges
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Should I add the Visual Studio .suo and .user files to source control?
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Be careful, suo file stores information whether project is loaded/unloaded within solution.
– Kugel
Oct 13 '11 at 9:21
5
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Can a CSV file have a comment?
... RFC 4180 is not a standard, rfc4180 tells: "This memo provides information for the Internet community. It does not specify an Internet standard of any kind. Distribution of this memo is unlimited."
– Paul Weibert
Nov 17 '14 at 12:16
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FIND_IN_SET() vs IN()
...FIND_IN_SET works, but doesn't uses indexes, and may be slow with a lot of info in the Company table.
– Rocket Hazmat
Nov 11 '10 at 15:43
1
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How to overwrite the previous print to stdout in python?
...t '\x1b[2K\r',
It uses ANSI escape code to clear the terminal line. More info can be found in wikipedia and in this great talk.
Old answer
The (not so good) solution I've found looks like this:
last_x = ''
for x in ['abc', 1]:
print ' ' * len(str(last_x)) + '\r',
print '{}\r'.format(x),...
How can I avoid running ActiveRecord callbacks?
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Useful info: the 'symbol' in reset_callbacks is not :after_save, but rather :save. apidock.com/rails/v3.0.9/ActiveSupport/Callbacks/ClassMethods/…
– nessur
Jul 28 '11 at 15:13
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