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Preloading images with JavaScript
... globally which can cause error that are really hard to solve (unless you know that you forgot the var statement. for (var i = 0.....
– Mohammer
Jun 13 '16 at 23:37
2
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JavaScript curry: what are the practical applications?
...ve some logic that will be applied to two or more arguments, and you only know the value(s) for some of those arguments.
You can use partial application/currying to fix those known values and return a function that only accepts the unknowns, to be invoked later when you actually have the values yo...
Opening Vim help in a vertical split window
...mmand -nargs=* -complete=help Help vertical belowright help <args>
Now you can open a vertical help with the :Help command (notice that the first-letter is uppercase)
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get dictionary value by key
...n the dictionary.
return; // or whatever you want to do
}
// xmlfile is now equal to the value
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How can I autoplay a video using the new embed code style for Youtube?
...
This doesn't appear to work as of right now. It worked perfectly 1 week ago.
– Peeja
Feb 18 '14 at 15:36
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How to concatenate two MP4 files using FFmpeg?
...fmpeg -i myfile2.mp4 -c copy -bsf:v h264_mp4toannexb -f mpegts temp2.ts
// now join
ffmpeg -i "concat:temp1.ts|temp2.ts" -c copy -bsf:a aac_adtstoasc output.mp4
NOTE!:
Output will be like first file ( and not a second one)
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How can a Javascript object refer to values in itself? [duplicate]
...obj = { key1: "it" };
obj.key2 = obj.key1 + ' ' + 'works!';
// obj.key2 is now 'it works!'
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Exclude a directory from git diff
...o the specs are irrelevant for this procedure, and just create headaches. now I know i can do
7 Answers
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Understanding generators in Python
...u do not look into until you understand the basic concept of a generator.
Now you may ask: why use generators? There are a couple of good reasons:
Certain concepts can be described much more succinctly using generators.
Instead of creating a function which returns a list of values, one can write ...
How get integer value from a enum in Rails?
...turns the integer value
Update for rails 5
For rails 5 the above method now returns the string value :(
The best method I can see for now is:
my_model.sale_info_before_type_cast
Shadwell's answer also continues to work for rails 5.
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