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What is the difference between 'typedef' and 'using' in C++11?
I know that in C++11 we can now use using to write type alias, like typedef s:
7 Answers
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Get file size, image width and height before upload
...ow can I get the file size, image height and width before upload to my website, with jQuery or JavaScript?
7 Answers
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Printing all global variables/local variables?
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edited Jun 17 '14 at 12:24
Miles Rout
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If string is empty then return some default value
Often I need to check if some value is blank and write that "No data present" like that:
6 Answers
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Correct way to use get_or_create?
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From the documentation get_or_create:
# get_or_create() a person with similar first names.
p, created = Person.objects.get_or_create(
first_name='John',
last_name='Lennon',
defaults={'birthday': date(1940, 10, 9)},
)
# get_or_create() didn't have to create an object.
>>&...
How do you disable browser Autocomplete on web form field / input tag?
...commentary from May 5, 2014:
The password manager always prompts if it wants to save a password. Passwords are not saved without permission from the user.
We are the third browser to implement this change, after IE and Chrome.
According to the Mozilla Developer Network documentation, t...
How to know what the 'errno' means?
When calling execl(...) , I get an errno=2 . What does it mean? How can I know the meaning of this errno ?
15 Answers
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AngularJS - convert dates in controller
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item.date = $filter('date')(item.date, "dd/MM/yyyy"); // for conversion to string
http://docs.angularjs.org/api/ng.filter:date
But if you are using HTML5 type="date" then the ISO format yyyy-MM-dd MUST be used.
item.dateA...
How to install both Python 2.x and Python 3.x in Windows
...ore, using their installers) versions of Python on Windows 7 (for me work with 3.3 and 2.7).
Follow the instuctions below, changing the parameters for your needs.
Create the following environment variable (to default on double click):
Name: PY_PYTHON
Value: 3
To launch a script in a particula...
How to prevent long words from breaking my div?
Ever since switching from TABLE-layout to DIV-layout, one common problem remains:
26 Answers
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