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Using a strategy pattern and a command pattern
...that, it helps to achieve different combinations of behaviors with minimal set of classes, thus preventing class explosion.
I think, Command helps us to broaden our understanding of encapsulation while Strategy provides natural use of encapsulation and polymorphism.
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How to tell if browser/tab is active [duplicate]
...;
$(window).focus(function() {
if (!interval_id)
interval_id = setInterval(hard_work, 1000);
});
$(window).blur(function() {
clearInterval(interval_id);
interval_id = 0;
});
To Answer the Commented Issue of "Double Fire" and stay within jQuery ease of use:
$(window).on("blu...
How much does it cost to develop an iPhone application? [closed]
...ok at is the amount of time that we had to work on the iPad version. Apple set a product release date that gave us 60 days to do the development. (That was later extended by a week.)
We started the iPad development from scratch, but a lot of our underlying code (mostly models) was re-used. The deve...
ETag vs Header Expires
...file from the server.
So really what you want to do is use BOTH headers - set the Expires header to a reasonable value based on how often the content changes. Then configure ETags to be sent so that when clients DO send a request to the server, it can more easily determine whether or not to send t...
SQL Server String or binary data would be truncated
...base/table to be truncated (cut to size) you can simply do the following;
SET ANSI_WARNINGS OFF;
-- Your insert TSQL here.
SET ANSI_WARNINGS ON;
As above, always remember to turn warnings back on again afterwards. I hope this helps.
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What is the fastest way to create a checksum for large files in C#
...chine with SHA256, 1 minute for MD5) wrap FileStream in BufferedStream and set reasonably-sized buffer size (I tried with ~1 Mb buffer):
// Not sure if BufferedStream should be wrapped in using block
using(var stream = new BufferedStream(File.OpenRead(filePath), 1200000))
{
// The rest remains ...
http HEAD vs GET performance
I am setting-up a REST web service that just need to answer YES or NO, as fast as possible.
8 Answers
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JUnit vs TestNG [closed]
...t quick results. A suggestion from their documentation is to mark some subset as "checkin" tests which should be run whenever you check new files in. I never saw such a feature in JUnit, but then again, if you don't have it, you don't REALLY miss it.
For all its claims of high configuration, I di...
Can I force a page break in HTML printing?
...You can use the CSS property page-break-before (or page-break-after). Just set page-break-before: always on those block-level elements (e.g., heading, div, p, or table elements) that should start on a new line.
For example, to cause a line break before any 2nd level heading and before any element i...
What is the equivalent of Java's final in C#?
...objects.
The const modifier is fairly similar for constants, but you can't set them in a static constructor.
On a field that shouldn't be reassigned once it leaves the constructor, readonly can be used. It is not equal though - final requires exactly one assignment even in constructor or initialize...