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Facebook access token server-side validation for iPhone app
...ps://graph.facebook.com/app/?access_token=[user_access_token] as described by Get application id from user access token (or verify the source application for a token).
This appears to be an undocumented feature, but returns JSON containing the id of the app the token was generated for. If the toke...
java.sql.SQLException: Incorrect string value: '\xF0\x9F\x91\xBD\xF0\x9F…'
...ter, utf8 cannot store the character at all,
while utf8mb4 requires four bytes to store it. Since utf8 cannot store
the character at all, you do not have any supplementary characters in
utf8 columns and you need not worry about converting characters or
losing data when upgrading utf8 data fr...
ASP.NET MVC - TempData - Good or bad practice
...ests and thus leads to degraded performance.
Since tempdata uses session by default you wouldn't be able to use this feature. You can switch to using cookies for tempdata, but it's a bit awkward (at least for me). Still cleaner than viewstate, though, so maybe it's not such a big dealbreaker.
...
How to check if element is visible after scrolling?
...e if an element is visible in the viewpor, or in any scrollable container, by using an observer.
The need to attach a scroll event and manually checking on the event callback is eliminated, thus the efficiency:
// this is the target which is observed
var target = document.querySelector('div')
/...
How do I check if a string is unicode or ascii?
...
In Python 3, all strings are sequences of Unicode characters. There is a bytes type that holds raw bytes.
In Python 2, a string may be of type str or of type unicode. You can tell which using code something like this:
def whatisthis(s):
if isinstance(s, str):
print "ordinary string"
...
Best documentation for Boost:asio?
...as how to develop your own custom asio extensions. Really fantastic effort by Boris Schäling!
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Notification passes old Intent Extras
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
How to find unused/dead code in java projects [closed]
...on system than advice before all constructors.
– ShabbyDoo
Feb 15 '10 at 19:33
5
This answer is p...
Efficient method to generate UUID String in JAVA (UUID.randomUUID().toString() without the dashes)
I would like an efficient utility to generate unique sequences of bytes. UUID is a good candidate but UUID.randomUUID().toString() generates stuff like 44e128a5-ac7a-4c9a-be4c-224b6bf81b20 which is good, but I would prefer dash-less string.
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Find the last element of an array while using a foreach loop in PHP
... very easy to detect the last element of an array from inside the for loop by just checking the current array position with the array length.
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