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to drawRect or not to drawRect (when should one use drawRect/Core Graphics vs subviews/images and wh
To clarify the purpose of this question: I know HOW to create complicated views with both subviews and using drawRect. I'm trying to fully understand the when's and why's to use one over the other.
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Is there a use-case for singletons with database access in PHP?
...make a choice and observe the ramifications of your decision. Having the knowledge to interpret your code's evolution over time is much more important than doing it right in the first place.
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Ruby off the rails
...imple script may often still be written directly for sh(1), a complex task now might be done in Ruby rather than Perl.
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edited
Browsers' default CSS for HTML elements
...d behavior with some html elements like medias and inputs elements, we can now in 2017 use pretty safely the css filters proprety on top of them.
This allow to give a color palette with the hue-rotate filter that will render pretty well cross browsers.
The following snippets show a way to use a in...
Converting a UNIX Timestamp to Formatted Date String
...eTime();
To create a DateTime object from a specific timestamp (i.e. not now)
$currentTime = DateTime::createFromFormat( 'U', $timestamp );
To get a formatted string you can then call
$formattedString = $currentTime->format( 'c' );
See the manual page here
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Ignoring directories in Git repositories on Windows
... name of the file to .gitignore:
ren "New Text Document.txt" .gitignore
Now open the file with your favorite text editor and add the file/folder names you wish you ignore. You can also use wildcards like this: *.txt.
shar...
JSON, REST, SOAP, WSDL, and SOA: How do they all link together
...and add a web service to your project, your client application(s) doesn't know about web service Functions. Nowadays it's somehow old-fashion and for each kind of different client you have to implement different WSDL files. For example you cannot use same file for .Net and php client.
The WSDL file ...
MongoDB logging all queries
...o be logged as "slow queries" to the file:
/var/log/mongodb/mongodb.log
Now I get continuous log outputs using the command:
tail -f /var/log/mongodb/mongodb.log
An example log:
Mon Mar 4 15:02:55 [conn1] query dendro.quads query: { graph: "u:http://example.org/people" } ntoreturn:0 ntoskip:0...
Dynamic type languages versus static type languages
... virtual calls by direct
calls when the exact type of the
receiver is known statically),
increased runtime efficiency (e.g. not
all values need to carry a dynamic
type), and a better design time
developer experience (e.g. knowing the
type of the receiver, the IDE can
present a drop-d...
onchange event on input type=range is not triggering in firefox while dragging
.../slider interactions in desktop (but not mobile) browsers. However, I have now also written a completely different and, I believe, better answer elsewhere on this page that uses a different approach to providing a cross-browser desktop-and-mobile solution to this problem.
Original answer:
Summary:...