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Provide an image for WhatsApp link sharing
...However, be aware of the "please note" section above.
Step 7: og:type
In order for your object to be represented within the graph, you need to specify its type. Here's a list of the global types available: http://ogp.me/#types. You can also specify your own types.
<meta property="og:type" conte...
Tree data structure in C#
...Where does node come from? Does it mean I have to iterate over the tree in order to use the search code?
– BadmintonCat
Oct 1 '15 at 16:25
...
Parsing JSON with Unix tools
...is faster. Opening an editor to write a script is distracting.
grep -o is orders of magnitude faster than the Python standard json library, at least when doing this for tweets (which are ~2 KB each). I'm not sure if this is just because json is slow (I should compare to yajl sometime); but in prin...
What does do?
...ed to eliminate validation warnings, this tag must appear in its specified order. Additional info below:
The X-UA-Compatible meta tag allows web authors to choose what version of Internet Explorer the page should be rendered as. IE11 has made changes to these modes; see the IE11 note below. Micro...
Using Java with Nvidia GPUs (CUDA)
... on the GPU" in general. I'll summarize these again here, in no particular order.
(Disclaimer: I'm the author of http://jcuda.org/ and http://jocl.org/ )
(Byte)code translation and OpenCL code generation:
https://github.com/aparapi/aparapi : An open-source library that is created and actively mai...
How do I export UIImage array as a movie?
...e session:
// This is important to be done exactly in this order
[writerInput markAsFinished];
// WARNING: finishWriting in the solution above is deprecated.
// You now need to give a completion handler.
[videoWriter fi...
What Every Programmer Should Know About Memory?
...ores sharing one physical core), but not enough trace-cache (and/or out-of-order execution resources) to gain throughput running two full computation threads on the same core. But modern CPUs (Sandybridge-family and Ryzen) are much beefier and should either run a real thread or not use hyperthreadi...
How to implement a ViewPager with different Fragments / Layouts
... I have 3 Fragment classes, and a different layout file for each class. In order to keep things simple, the fragment-layouts only differ in their background color. Of course, any layout-file can be used for the Fragments.
FirstFragment.java has a orange background layout, SecondFragment.java has a ...
How to use npm with node.exe?
...npm.cmd files from c:\nodejs\node_modules\npm\bin to c:\nodejs folder
In order to test npm, open cmd.exe change working directory to c:\nodejs and type npm --version. You will see the version of npm if it is setup correctly.
Once setup is done, it can be used to install/uninstall packages locally...
Daylight saving time and time zone best practices [closed]
...e JODA jar file as per this article (joda.org/joda-time/tz_update.html) in order to keep up to date with the latest timezone information. Is there any standard way of downloading the latest timezone data from IANA website (iana.org/time-zones) and rebuilding the joda library? In other words, is it p...