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How to set the thumbnail image on HTML5 video?
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If you want a video first frame as a thumbnail, than you can use
Add #t=0.1 to your video source, like below
<video width="320" height="240" controls>
<source src="video.mp4#t=0.1" type="video/mp4">
</video>
NOTE: make sure about your video type(ex: mp4, og...
Rspec: “array.should == another_array” but without concern for order
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Try array.should =~ another_array
The best documentation on this I can find is the code itself, which is here.
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How to initialize std::vector from C-style array?
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Don't forget that you can treat pointers as iterators:
w_.assign(w, w + len);
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Ruby arrays: %w vs %W
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%w quotes like single quotes '' (no variable interpolation, fewer escape sequences), while %W quotes like double quotes "".
irb(main):001:0> foo="hello"
=> "hello"
irb(main):002:0> %W(foo bar baz #{foo})
=> ["foo", "bar", "baz", "hello"]
irb(main):003:0> %w(foo bar baz #{foo})...
Looping over arrays, printing both index and value
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@glennjackman can you explain this more The use of [@] and double quotes means it's not a "space separated list of words"
– Kasun Siyambalapitiya
Dec 2 '16 at 10:27
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Where am I? - Get country
...s will get the country code set for the phone (phones language, NOT user location):
String locale = context.getResources().getConfiguration().locale.getCountry();
can also replace getCountry() with getISO3Country() to get a 3 letter ISO code for the country. This will get the country name:
St...
How to open existing project in Eclipse
I kind of feel stupid, but I just can't get it to work....
7 Answers
7
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How to print register values in GDB?
...the registers; info registers eax shows just the register eax. The command can be abbreviated as i r
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How to use GROUP_CONCAT in a CONCAT in MySQL
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select id, group_concat(`Name` separator ',') as `ColumnName`
from
(
select
id,
concat(`Name`, ':', group_concat(`Value` separator ',')) as `Name`
from mytbl
group by
id,
`Name`
) tbl
group by id;
You can see it imple...
What's a monitor in Java?
...also wait and notify methods that will also use object's monitor to communication among different threads.
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