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What do the &,
... database: dev_development
test: &test
adapter: postgresql # from the "default" alias
database: test_test # overridden by the duplicate key
and at the same time make the "test" node as well available under the alias "test".
Have a look at the YAML specification - 2.2 Structu...
Convert Pixels to Points
...ls per inch, not points per inch. Perhaps that's where the confusion comes from? Points per inch are always 72; thanks for the link Xetius.
– Mark Ransom
Jul 3 '09 at 15:59
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Why does Python code run faster in a function?
...p to the current version (1.8 at the time of this writing.) The test code from the OP runs about four times slower in global scope compared to inside a function.
– GDorn
Jun 28 '12 at 17:17
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How to deploy an ASP.NET Application with zero downtime
...ail completely. This ensures data
integrity and prevents data or files
from existing in a "half-way" or
corrupted state. In MS Deploy, TxF is
disabled by default.
It seems the transaction is for the entire sync. Also, TxF is a feature of Windows Server 2008, so this transaction feature wil...
Database cluster and load balancing
...s how do they keep the data between synchronized. And how does this differ from load balancing from a database server perspective?
...
Font size in CSS - % or em?
...
I want to make people aware of that this article is from 2007. Since then modern browsers have become more common, and modern browsers usually zoom-in instead of increasing font-size as default. Because of this, 'px' has become more common and in my opinion a better approach. ...
How to load a xib file in a UIView
...
To get an object from a xib file programatically you can use: [[NSBundle mainBundle] loadNibNamed:@"MyXibName" owner:self options:nil] which returns an array of the top level objects in the xib.
So, you could do something like this:
UIView ...
Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513?
...
The explanation comes from Agner Fog in Optimizing software in C++ and it reduces to how data is accessed and stored in the cache.
For terms and detailed info, see the wiki entry on caching, I'm gonna narrow it down here.
A cache is organized in...
No == operator found while comparing structs in C++
... this earlier, but often structs/classes have some data members to exclude from comparison (e.g. counters, cached results, container capacity, last operation success/error code, cursors), as well as decisions to make about myriad things including but not limited to:
which fields to compare first, ...
Ruby 2.0.0p0 IRB warning: “DL is deprecated, please use Fiddle”
...l this sounds so unsatisfactory. Anyway, taking note of the comment below from Msangle, "What is fiddle?"
– will
Dec 14 '13 at 12:30
1
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