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How to enumerate a range of numbers starting at 1
...o do in Python 2.6 or newer:
enumerate(range(2000, 2005), 1)
Python 2.5 and older do not support the start parameter so instead you could create two range objects and zip them:
r = xrange(2000, 2005)
r2 = xrange(1, len(r) + 1)
h = zip(r2, r)
print h
Result:
[(1, 2000), (2, 2001), (3, 2002), ...
Ruby on Rails: How can I revert a migration with rake db:migrate?
...
Run the following command
rake db:migrate:down VERSION=<version>
where <version> is the version number of your migration file you want to revert.
eg. if you want to revert a migration with file name 3846656238_create_users.rb
r...
How do I delete a fixed number of rows with sorting in PostgreSQL?
...'t change ctids, I don't think. Since that just compacts within each page, and the ctid is just the line number not a page offset. A VACUUM FULL or a CLUSTER operation would change the ctid, but those operations take an access exclusive lock on the table first.
– araqnid
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CSS Progress Circle [closed]
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I created a tutorial on how to do exactly that with CSS3 and the LESS JavaScript library.
You can find the blogpost here: https://medium.com/secoya-tech/a917b80c43f9
Here is a jsFiddle of the final result. The percentage is set via the data-progress attribute. Changes are animated...
How to get C# Enum description from value? [duplicate]
...s class is something that the person who asked the question wrote himself, and the GetEnumDescription() function is in the question.
– Nicholas Piasecki
Dec 29 '13 at 17:03
13
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Highlight text similar to grep, but don't filter out text [duplicate]
...ll perl regular expressions.
$ ack --passthru 'pattern1' file_name
$ command_here | ack --passthru 'pattern1'
You can also do it using grep like this:
$ grep --color -E '^|pattern1|pattern2' file_name
$ command_here | grep --color -E '^|pattern1|pattern2'
This will match all lines and highli...
Fragment MyFragment not attached to Activity
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developer.android.com/reference/android/app/… ...there's also isDetached(), that was added on API level 13
– Lucas Jota
Mar 21 '14 at 12:42
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Cannot set property 'innerHTML' of null
... Cannot set property 'innerHTML' of null?
I thought I understood innerHTML and had it working before.
19 Answers
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Mock HttpContext.Current in Test Init Method
...xt itself is fakeable just enough for you do replace the IPrincipal (User) and IIdentity.
The following code runs as expected, even in a console application:
HttpContext.Current = new HttpContext(
new HttpRequest("", "http://tempuri.org", ""),
new HttpResponse(new StringWriter())
);
/...
Deleting Files using Git/GitHub
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Thank you. And I had just written alias in bash to do the above. Amazing.
– Zack
Feb 20 '10 at 16:36
12
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