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Python timedelta in years
... rather stick with the standard library, the answer is a little more complex::
from datetime import datetime
def yearsago(years, from_date=None):
if from_date is None:
from_date = datetime.now()
try:
return from_date.replace(year=from_date.year - years)
except ValueError...
How to check if a stored procedure exists before creating it
I have a SQL script that has to be run every time a client executes the "database management" functionality. The script includes creating stored procedures on the client database. Some of these clients might already have the stored procedure upon running the script, and some may not. I need to have...
How to sort git tags by version string order of form rc-X.Y.Z.W?
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The -V argument isn't available on the OS X(10.8)-provided version (5.93) of sort. :(
– Julien
Jan 3 '14 at 14:46
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Is there a splice method for strings?
...aster to slice the string twice, like this:
function spliceSlice(str, index, count, add) {
// We cannot pass negative indexes directly to the 2nd slicing operation.
if (index < 0) {
index = str.length + index;
if (index < 0) {
index = 0;
}
}
return str.slice(0, inde...
Clearing purchases from iOS in-app purchase sandbox for a test user
... have any ideas on how to reset and/or clear the iOS in-app purchase sandbox?
8 Answers
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Create a GUID in Java
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Have a look at the UUID class bundled with Java 5 and later.
For example:
If you want a random UUID you can use the randomUUID method.
If you want a UUID initialized to a specific value you can use the UUID constructor or the fromString method.
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Handling the window closing event with WPF / MVVM Light Toolkit
...'d like to handle the Closing event (when a user clicks the upper right 'X' button) of my window in order to eventually display a confirm message or/and cancel the closing.
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How do I add spacing between columns in Bootstrap?
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In this case I would recommend using the provided mixins to adjust column gutters: getbootstrap.com/css/#grid-less - Bootstrap doesn't do what you ask in the question, it can't "adjust" grid widths to account for extra spacing in between because it is based on a pixel grid.
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“Ago” date/time functions in Ruby/Rails
... If you're outside of Rails, require 'active_support' (at least if Rails 2.X is installed).
– JellicleCat
Apr 2 '12 at 18:39
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