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ETag vs Header Expires
...l it has, it will always have to make a request. However, when the server reads the ETag from the client request, the server can then determine whether to send the file (HTTP 200) or tell the client to just use their local copy (HTTP 304). An ETag is basically just a checksum for a file that seman...
PHP DOMDocument loadHTML not encoding UTF-8 correctly
...ML();
If you cannot know if the string will contain such a declaration already, there's a workaround in SmartDOMDocument which should help you:
$profile = '<p>イリノイ州シカゴにて、アイルランド系の家庭に、9</p>';
$dom = new DOMDocument();
$dom->loadHTML(mb_co...
How to find the size of localStorage
...rrently developing a site that will make use of HTML5's localStorage. I've read all about the size limitations for different browsers. However, I haven't seen anything on how to find out the current size of a localStorage instance. This question seems to indicate that JavaScript doesn't have a bui...
How to determine the content size of a UIWebView?
...d [webView sizeThatFits:CGSizeZero] with the parameter CGSizeZero : If you read Apple Official documentation about this methods and its parameter, it says clearly :
The default implementation of this method returns the size portion of the view’s bounds rectangle. Subclasses can override this ...
Understanding FFT output
...lts in a symetric FFT output where the frequency result occurs twice. Once ready to use in the outputs 0 to N/2, and once mirrored in the outputs N/2 to N. In your case it's easiest to simply ignore the outputs N/2 to N. You don't need them, they are just an artifact on how you calculate your FFT.
T...
Protected in Interfaces
... @pickypg But if the class that would implement the interface already extends another class, you cannot make it extend another class. I wouldn't find it confusing for an interface that is used only inside a package.
– Flamma
Jan 15 '14 at 10:22
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Python's json module, converts int dictionary keys to strings
...rings. If no other programs (or no other in other languages) are going to read it, then you should be okay. Or you can use a different serialization language. I wouldn't suggest pickle. It's hard to read, and is not designed to be secure. Instead, I'd suggest YAML, which is (nearly) a superset ...
How to prevent text in a table cell from wrapping
...
Quite right. Your point is well received. I read all those comments, noted the experience of the corresponding commenters, and made a judgment call. The hyphen is a bit tricky. (Note: the question you linked in your comment is the same one I linked in my answer)
...
Wolfram's Rule 34 in XKCD [closed]
...ack. so jumping is an entirely different color.
And of course you have to read bits from memory.
So all in all Wolfram said he could make any program (that means all conceivable programs exhaustivally) out of just 3 "colors".
Stephen Wolfram has done extensive empiric research on these Turing pat...
How to get the system uptime in Windows? [closed]
...utdown, reboots, operating system crashes, and Service Pack installation.
Read the following KB for more info and for the download links:
MSKB232243: Uptime.exe Tool Allows You to Estimate Server Availability with Windows NT 4.0 SP4 or Higher.
To use it, follow these steps:
Download uptime....