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Adding days to $Date in PHP
I have a date returned as part of a mySQL query in the form 2010-09-17
9 Answers
9
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Why doesn't django's model.save() call full_clean()?
...t call 'full_clean' on a model unless it is being saved as part of a model form.
6 Answers
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Difference between and text
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By default, this does next to nothing. It will not even submit your form. You can only place text on the button and give it a size and a border by means of CSS. Its original (and current) intent was to execute a script without the need to submit the form to the server.
Normal submit button w...
Catch a thread's exception in the caller thread in Python
...s in its own stack. One way I can think of right now to communicate this information to the parent thread is by using some sort of message passing, so you might look into that.
Try this on for size:
import sys
import threading
import Queue
class ExcThread(threading.Thread):
def __init__(sel...
How many double numbers are there between 0.0 and 1.0?
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Java doubles are in IEEE-754 format, therefore they have a 52-bit fraction; between any two adjacent powers of two (inclusive of one and exclusive of the next one), there will therefore be 2 to the 52th power different doubles (i.e., 4503599627370496 of ...
React JSX: selecting “selected” on selected option
...way I am currently able to actually keep the option selected (and keep the form's state for future POSTing) is by setting select=true. I have tried setting the defaultValue and value props of the select element, but this does not render in the view by setting the correct option to selected in the op...
How to handle click event in Button Column in Datagridview?
...etting messy with inheritance etc., but you can add a custom event to your form and fire it when appropriate. It's a little more code, but the upside is that you've separated out what you want to do when a button is clicked with how to determine if a button was clicked.
Just declare an event, raise...
How to format numbers by prepending 0 to single-digit numbers?
I want to format a number to have two digits. The problem is caused when 0 – 9 is passed, so I need it to be formatted to 00 – 09 .
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Accessing @attribute from SimpleXML
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Yes, but in a harder form
– zysoft
Sep 27 '12 at 12:23
2
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UnicodeDecodeError, invalid continuation byte
...on Wikipedia, you’ll see that such a byte must be followed by two of the form 10xx xxxx. So, for example:
>>> b'\xe9\x80\x80'.decode('utf-8')
u'\u9000'
But that’s just the mechanical cause of the exception. In this case, you have a string that is almost certainly encoded in latin 1. ...