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Storing Images in DB - Yea or Nay?
...a database don't benefit from this optimization.
things like web servers, etc, need no special coding or processing to access images in the file system
databases win out where transactional integrity between the image and metadata are important.
it is more complex to manage integrity between db m...
html (+css): denoting a preferred place for a line break
...:
<span>Honey Nut Cheerios, <br class="rwd-break">Wheat Chex, etc.</span>
And one line of CSS in you media query:
@media screen and (min-width: 768px) {
.rwd-break { display: none; }
}
share
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How to run Django's test database only in memory?
...do service mysql stop
$ sudo cp -pRL /var/lib/mysql /dev/shm/mysql
$ vim /etc/mysql/my.cnf
# datadir = /dev/shm/mysql
$ sudo service mysql start
Beware, it's just for testing, after reboot your database from memory is lost!
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When to use NSInteger vs. int
... I would recommend using NSInteger/CGFloat when interacting with iOS API's etc if you are also building your app for arm64.
This is because you will likely get unexpected results when you use the float, long and int types.
EXAMPLE: FLOAT/DOUBLE vs CGFLOAT
As an example we take the UITableView dele...
Creating a DateTime in a specific Time Zone in c#
...ng the time zone name as one column, and the UTC value in another column. Fetch them separately and then you can create instances fairly easily.
– Jon Skeet
May 31 '09 at 11:39
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is guava-libraries available in maven repo?
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The guava-io, guava-primitives, etc. subprojects have been abandoned. There's just guava, now.
– Kevin Bourrillion
Jul 27 '10 at 20:51
1
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Which is better, return value or out parameter?
...t' parameters create a bit of friction to a lot of APIs, compositionality, etc.
The most noteworthy exception that springs to mind is when you want to return multiple values (.Net Framework doesn't have tuples until 4.0), such as with the TryParse pattern.
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htaccess redirect to https://www
... is connecting via HTTPS to a proxy, load balancer, Passenger application, etc., the %{HTTPS} variable may never be on and cause a rewrite loop. This is because your application is actually receiving plain HTTP traffic even though the client and the proxy/load balancer are using HTTPS. In these case...
Cached, PHP generated Thumbnails load slowly
...lly lengh-scripts that do various other stuff ( translations, menu loading etc) all in a fraction of a time... THEY don't seem to be bottlenecked at all... does that direct the problem then to the thumbnail generator php ONLY?
– Sam
Feb 24 '11 at 21:36
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Generate a Hash from string in Javascript
...fective/efficient to just have eg; var hashCode = function hashCode (str) {etc...}? And then use as hashCode("mystring")?
– rattray
Aug 4 '14 at 14:24
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