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Ruby, remove last N characters from a string?
...in a fast and readable manner.
The docs on the methods are here.
If you know what the suffix is, this is idiomatic (and I'd argue, even more readable than other answers here):
'abc123'.delete_suffix('123') # => "abc"
'abc123'.delete_suffix!('123') # => "abc"
It's even significantly...
AWS Error Message: A conflicting conditional operation is currently in progress against this resourc
...Note that you have a limit of 100 buckets for an account (see here). EDIT: Now this limit is a "soft limit" and you can increase it if needed.
Also note that a creation of a bucket takes time and:
...it is not appropriate to make bucket create or delete calls on the
high availability code pa...
How do I append one string to another in Python?
...ference to a string and you concatenate another string to the end, CPython now special cases this and tries to extend the string in place.
The end result is that the operation is amortized O(n).
e.g.
s = ""
for i in range(n):
s+=str(i)
used to be O(n^2), but now it is O(n).
From the source...
How to template If-Else structures in data-bound views?
... can handle this type of code.
with an if/ifnot combination like you are now. This works fine and is not terribly verbose.
Michael Best's switch/case binding (https://github.com/mbest/knockout-switch-case) is quite flexible and can let you easily handle this and more complicated ones (more states...
SVN checkout ignore folder
.../project
cd project
svn update --set-depth=exclude docs
rm -fr docs
From now on any updates to the working copy won't repopulate the docs folder.
See http://blogs.collab.net/subversion/2009/03/sparse-directories-now-with-exclusion/ and http://subversion.apache.org/docs/release-notes/1.6.html#spar...
Github: Can I see the number of downloads for a repo?
...13
As mentioned below by andyberry88, and as I detailed last July, GitHub now proposes releases (see its API), which has a download_count field.
Michele Milidoni, in his (upvoted) answer, does use that field in his python script.
(very small extract)
c.setopt(c.URL, 'https://api.github.com/repos/...
Vertically centering a div inside another div [duplicate]
...
Modern solution (transform)
Since transforms are fairly well supported now there is an easier way to do it.
CSS
.cn {
position: relative;
width: 500px;
height: 500px;
}
.inner {
position: absolute;
top: 50%; left: 50%;
transform: translate(-50%,-50%);
width: 200px;
height: 200...
recursively add file extension to all files
...
I had to go somewhere and typed too fast... fixing now.
– nik
Jul 10 '09 at 9:56
for f in $(ls...
Elastic Search: how to see the indexed data
...utocomplete.
Note: Sense was originally a standalone chrome plugin but is now part of the Marvel project.
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How to verify that method was NOT called in Moq?
...
Expect is now deprecated
– Tomasz Sikora
Jul 30 '13 at 11:09
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