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How to check if element is visible after scrolling?
I'm loading elements via AJAX. Some of them are only visible if you scroll down the page. Is there any way I can know if an element is now in the visible part of the page?
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Best documentation for Boost:asio?
...t you could use google translate which is pretty readable (I had to follow down this path myself).
http://gwenael-dunand.developpez.com/tutoriels/cpp/boost/asio/
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Why is Everyone Choosing JSON Over XML for jQuery? [closed]
...ng together different namespaced schemas. Then you see JSON start to fall down, but if you just need a serialization format for your data, JSON is smaller, lighterweight, more human readable, and generally faster than XML.
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input type=file show only button
...Thanks much, wish I could up vote more than 1.
– Highdown
Aug 16 '16 at 15:21
... and add onchange="this.form.submit()...
sql primary key and index
...indeed. For one thing, indexes eat up storage. For another thing, it slows down writes and updates. Always delete indexes that are not going to be used.
– Pacerier
Jul 6 '12 at 7:40
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How to find the port for MS SQL Server 2008?
...Step 4. In TCP/IP Properties dialog box, go to IP Addresses tab and scroll down to IPAll group.
If SQL Server if configured to run on a static port it will be available in TCP Port textbox, and if it is configured on dynamic port then current port will be available in TCP Dynamic Ports textbox. H...
Is there any difference between GROUP BY and DISTINCT
...eatment of "Group By" and "Distinct" could lead to some pernicious gotchas down the line if you're not careful. It's not entirely correct to say that this is "not a question about aggregates" because you're asking about the functional difference between two SQL query keywords, one of which is meant...
Fastest sort of fixed length 6 int array
...sive QuickSort or MergeSort that switches to InsertionSort after recursing down to n < SMALL_CONSTANT.
– Daniel Stutzbach
May 7 '10 at 22:16
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DateTime vs DateTimeOffset
...practice we have a finite number of timezones, but you can express offsets down to the tick) So in these situations, make sure you understand how to either limit the "who's asking?" question down to a single time zone, or deal with translating them back to instantaneous time as appropriate.
Here ...
How to get the IP address of the server on which my C# application is running on?
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If you're looking for one IP address, then you'll need to filter the list down until you can identify the right address. You will probably need to do some experimentation, but I had success with the following approach:
Filter out any NetworkInterfaces that are inactive by checking for Operationa...