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Rails: How to list database tables/objects using the Rails console?
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308
You are probably seeking:
ActiveRecord::Base.connection.tables
and
ActiveRecord::Base.conn...
How to write the Fibonacci Sequence?
... two numbers of the
sequence itself, yielding the sequence
0, 1, 1, 2, 3, 5, 8, etc.
If your language supports iterators you may do something like:
def F():
a,b = 0,1
while True:
yield a
a, b = b, a + b
Display startNumber to endNumber only from Fib sequence.
Once y...
Count the number of commits on a Git branch
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370
To count the commits for the branch you are on:
git rev-list --count HEAD
for a branch
git...
How do I print the elements of a C++ vector in GDB?
...ctor
This will produce an output similar to:
$1 = std::vector of length 3, capacity 4 = {10, 20, 30}
To achieve above, you need to have gdb 7 (I tested it on gdb 7.01) and some python pretty-printer. Installation process of these is described on gdb wiki.
What is more, after installing above, ...
jQuery UI Sortable Position
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answered Jun 6 '10 at 13:31
Nick Craver♦Nick Craver
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Is it OK to use Gson instance as a static field in a model bean (reuse)?
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134
It seems just fine to me. There is nothing in the GSON instance that makes it related to a spec...
How to change a Git remote on Heroku
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answered May 21 '14 at 23:11
MauroMauro
3,29322 gold badges2020 silver badges3333 bronze badges
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How to simulate a click by using x,y coordinates in JavaScript?
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edited Sep 6 '15 at 13:18
answered Jul 18 '10 at 21:56
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CSS Image size, how to fill, not stretch?
...an elegant solution. Simply use cover or contain in the background-size CSS3 property.
.container {
width: 150px;
height: 100px;
background-image: url("http://i.stack.imgur.com/2OrtT.jpg");
background-size: cover;
background-repeat: no-repeat;
background-position: 50% 50%;
}
...