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How do I define global variables in CoffeeScript?
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Since coffee script has no var statement it automatically inserts it for all variables in the coffee-script, that way it prevents the compiled JavaScript version from leaking everything into the global namespace.
So since there's no way to make something "leak" into the glob...
Error 1022 - Can't write; duplicate key in table
...ou can not have the same foreign key names in the database tables.
Check all your tables and all your foreign keys and avoid having two foreign keys with the same exact name.
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How can you encode a string to Base64 in JavaScript?
... in 8 bits, it will probably break. This isn’t a problem if you’re actually treating the string as a byte array, but if you’re trying to do something else then you’ll have to encode it first.
atob() returns a “string” where each character represents an 8-bit byte – that is, its value w...
When is localStorage cleared?
...persist? If the user doesn't clear it, will it last till a browser re-install?
4 Answers
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html select only one checkbox in a group
So how can I only allow a user to select only one checkbox?
16 Answers
16
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GCC -g vs -g3 GDB Flag: What is the Difference?
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format if neither of those are supported), including GDB extensions if
at all possible.
-gvmslevel
Request debugging information and also use level to specify how much information. The default level is 2. Level 0 produces no
debug information at all. Thus, -g0 negates -g.
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Level 3 includes e...
Django-Admin: CharField as TextArea
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Starting from Django 1.7 you need to add also fields = '__all__' under class Meta:.
– skoll
May 4 '16 at 11:43
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What is the difference between Builder Design pattern and Factory Design pattern?
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With design patterns, there usually is no "more advantageous" solution that works for all cases. It depends on what you need to implement.
From Wikipedia:
Builder focuses on constructing a
complex object step by step. Abstract
Factory emphasiz...
Remove CSS “top” and “left” attributes with jQuery
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usually such overwrites added to style attribute are meant for changing the value off from default css value; setting it to auto doesn't reset them to default value. meaning auto is not really same then not having the value at a...
How to convert an object to a byte array in C#
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I tried this and it added all sorts of metadata. The OP said he did not want metadata.
– user316117
Jan 23 '13 at 19:47
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