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What are the differences and similarities between ffmpeg, libav, and avconv?

... Confusing messages These messages are rather misleading and understandably a source of confusion. Older Ubuntu versions used Libav which is a fork of the FFmpeg project. FFmpeg returned in Ubuntu 15.04 "Vivid Vervet". The fork was basically a non-amicable result of conflicting pe...
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Where can I find documentation on formatting a date in JavaScript?

... I love 10 ways to format time and date using JavaScript and Working with Dates. Basically, you have three methods and you have to combine the strings for yourself: getDate() // Returns the date getMonth() // Returns the month getFullYear() // Returns th...
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Bogus foreign key constraint fail

...US" after the drop fails. If it turns out to be the latter case, I'd dump and restore the whole server if you can. MySQL 5.1 and above will give you the name of the table with the FK in the error message. share | ...
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Styling HTML email for Gmail

... We tried it in Litmus, and it ignores the non-inline stylings. Have you tried <style> for gmail after they announced it ? did it work ? – Arian Oct 5 '16 at 18:36 ...
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Ruby class types and case statements

... the problem. This should probably be pointed out more often in tutorials and such (but I bet that many tutorial writers aren't aware of this either). – Daisy Sophia Hollman Oct 13 '10 at 13:28 ...
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Persistent invalid graphics state error when using ggplot2

I believe my dataframe is okay and my code is okay. In fact, I have eliminated parts of the dataframe and most of the graphing code to make things as basic as possible. But still, I get: ...
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AsyncTaskLoader vs AsyncTask

Since Honeycomb and the v4 Compatibility Library it is possible to use AsyncTaskLoader . From what I understand, the AsyncTaskLoader can survive through config changes like screen flips. ...
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C# 'is' operator performance

... answered Mar 26 '09 at 16:09 Andrew HareAndrew Hare 310k6363 gold badges611611 silver badges614614 bronze badges ...
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How to convert R Markdown to PDF?

I've previously asked about the commands for converting R Markdown to HTML . 8 Answers ...
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How do you get assembler output from C/C++ source in gcc?

... the preprocessor (cpp) over helloworld.c, perform the initial compilation and then stop before the assembler is run. By default this will output a file helloworld.s. The output file can be still be set by using the -o option. gcc -S -o my_asm_output.s helloworld.c Of course this only works if y...