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The character encoding of the HTML document was not declared
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second line produces this error in W3 validator for docytype html: Bad value encoding for attribute http-equiv on element meta.
– yitwail
Sep 28 '13 at 0:38
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Ruby on Rails generates model field:type - what are the options for field:type?
...generate a new model and forget the syntax for referencing another model's ID. I'd look it up myself, but I haven't figured out, among all my Ruby on Rails documentation links, how to find the definitive source.
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Rearranging Tab Bar Controller Order in StoryBoard
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Tab dragging ! Ok I didn't even know we could drag the tabs. Not very intuitive since tabs are not selectable...
– Pierre de LESPINAY
Jun 16 '14 at 13:27
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How to find a table having a specific column in postgresql
...t c.relname
from pg_class as c
inner join pg_attribute as a on a.attrelid = c.oid
where a.attname = <column name> and c.relkind = 'r'
sql fiddle demo
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iPhone: How to get current milliseconds?
...od for a while and came to realise it can return an earlier value when you call it after couple of miliseconds (e.g. call it consecutively and you might not end up with an increasing sequence)
– Ege Akpinar
Jun 30 '14 at 10:27
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How can I get column names from a table in Oracle?
...ble. For example, if I have a table named EVENT_LOG that contains eventID , eventType , eventDesc , and eventTime , then I would want to retrieve those field names from the query and nothing else.
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Calling constructors in c++ without new
...y different things.
The first line creates a new object on the stack by calling a constructor of the format Thing(const char*).
The second one is a bit more complex. It essentially does the following
Create an object of type Thing using the constructor Thing(const char*)
Create an object of...
OS specific instructions in CMAKE: How to?
...raries(
target_name
PUBLIC
libA
$<$<PLATFORM_ID:Windows>:wsock32>
PRIVATE
$<$<PLATFORM_ID:Linux>:libB>
libC
)
This will link libA, wsock32 & libC on Windows and link libA, libB & libC on Linux
CMake Generator Expressions ...
Pure virtual function with implementation
...se type can still define an implementation. A derived class can explicitly call the base class implementation (if access permissions allow it) by using a fully-scoped name (by calling A::f() in your example - if A::f() were public or protected). Something like:
class B : public A {
virtual vo...
Setup RSpec to test a gem (not Rails)
...sy (though not officially recommended) way:
Make a dir in your gem's root called spec, put your specs in there. You probably already have rspec installed, but if you don't, just do a gem install rspec and forget Gemfiles and bundler.
Next, you'll make a spec, and you need to tell it where your ap...