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Reading a delimited string into an array in Bash
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and to do a sanity check of your beautiful new array: for i in ${arr[@]}; do echo $i; done
– Banjer
Oct 11 '13 at 15:00
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You have already activated rake 0.9.0, but your Gemfile requires rake 0.8.7
... to make sure that rake is mentioned in your Gemfile. If it's not, add it, and specify the version "you already activated".
Then, you'll need to tell bundle to update the rake version it's using for your app:
bundle update rake
It'll update your Gemfile.lock for you.
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NameError: global name 'unicode' is not defined - in Python 3
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If you need to have the script keep working on python2 and 3 as I did, this might help someone
import sys
if sys.version_info[0] >= 3:
unicode = str
and can then just do for example
foo = unicode.lower(foo)
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Resize Google Maps marker icon image
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If the original size is 100 x 100 and you want to scale it to 50 x 50, use scaledSize instead of Size.
var icon = {
url: "../res/sit_marron.png", // url
scaledSize: new google.maps.Size(50, 50), // scaled size
origin: new google.maps.Point(0,0), ...
How to escape a pipe char in a code statement in a markdown table?
... | r
------------|-----
`a += x;` | r1
a |= y; | r2
and produces the following output
Alternatively, you can replace the backticks (`) with a <code></code> markup which fixes the issues more nicely by preserving the rendering
a | r
------------|---...
How to get correct timestamp in C#
...e(), which returns January 1, 0001 at 00:00:00.000 instead of current date and time. The correct syntax to get current date and time is DateTime.Now, so change this:
String timeStamp = GetTimestamp(new DateTime());
to this:
String timeStamp = GetTimestamp(DateTime.Now);
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php - get numeric index of associative array
I have an associative array and I need to find the numeric position of a key.
I could loop through the array manually to find it, but is there a better way build into PHP?
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Get name of current class?
...at class creation time (conceptually at the very end of the class: block), and can manipulate the class being created. I haven't tested this:
class InputAssigningMetaclass(type):
def __new__(cls, name, bases, attrs):
cls.input = get_input(name)
return super(MyType, cls).__new__...
UILabel is not auto-shrinking text to fit label size
I have this strange issue, and im dealing with it for more than 8 hours now.. Depending on situation i have to calculate UILabels size dynamically,
e.g my UIViewController receives an event and i change UILabels size. from bigger to smaller. The size of my UILabel gets smaller and i ge...
Best way to create custom config options for my Rails app?
... Just a FYI, in Rails 3.x you need to replace RAILS_ENV with Rails.env and RAILS_ROOT with Rails.root.
– JeanMertz
Apr 13 '12 at 10:15
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