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How to Copy Contents of One Canvas to Another Canvas Locally
...ing an ImageData object or Image element.
Note that sourceCanvas can be a HTMLImageElement, HTMLVideoElement, or a HTMLCanvasElement. As mentioned by Dave in a comment below this answer, you cannot use a canvas drawing context as your source. If you have a canvas drawing context instead of the canv...
Should try…catch go inside or outside a loop?
...re's a reference: http://www.javaworld.com/javaworld/jw-01-1997/jw-01-hood.html
The table is described about half-way down.
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Defining a percentage width for a LinearLayout? [duplicate]
...cumentation indicates (developer.android.com/guide/topics/ui/layout/linear.html#Weight), and it works for me in Layout Editor preview.
– LarsH
Jul 21 '17 at 21:03
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How to check if a given directory exists in Ruby
...d, 'some directory'
it gets it's origins from https://ss64.com/bash/test.html
you will notice bash test has this flag -d to test if a directory exists
-d file True if file is a Directory. [[ -d demofile ]]
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Reverting a single file to a previous version in git [duplicate]
...git.661346.n2.nabble.com/Revert-a-single-commit-in-a-single-file-td6064050.html
git revert <commit>
git reset
git add <path>
git commit ...
git reset --hard # making sure you didn't have uncommited changes earlier
It worked very fine to me.
...
How do I get the number of days between two dates in JavaScript?
...
Luxon
https://moment.github.io/luxon/docs/class/src/datetime.js~DateTime.html#instance-method-diff
const { DateTime } = require('luxon');
const startDate = '2020-01-01';
const endDate = '2020-03-15';
const diffInDays = DateTime.fromISO(endDate).diff(DateTime.fromISO(startDate), 'days').toObj...
Routes with Dash `-` Instead of Underscore `_` in Ruby on Rails
...er
def example_text
end <-- this is my controller
and example_text.html.erb is the file
and this is the actual link site.com/blog/example-text
i figured this is works for me, and it's more effective than underscores SEO wise
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Extract a substring from a string in Ruby using a regular expression
...hen we have Ruby's String[regexp,#].
See: http://ruby-doc.org/core/String.html#method-i-5B-5D
Note: str[regexp, capture] → new_str or nil
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Twig for loop for arrays with keys
...gt;
{% endfor %}
</ul>
http://twig.sensiolabs.org/doc/tags/for.html#iterating-over-keys
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Java 反射最佳实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...要保障。
参考自
http://www.cnblogs.com/tianzhijiexian/p/3906774.html
https://github.com/tianzhijiexian/HttpAnnotation/blob/master/lib/src/main/java/kale/net/http/util/HttpReqAdapter.java
源自：https://github.com/tianzhijiexian/Android-Best-Practices/blob/master/2015.9/reflect/ref...