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What's the meaning of interface{}?
... i interface type is cat("Fish") . See https://golang.org/doc/effective_go.html#type_switch. i is then reassigned to dog("Bone"). A type switch confirms that i interface’s type has changed to dog("Bone") .
You can also ask the compiler to check that the type T implements the interface I by attemp...
What is the JavaScript version of sleep()?
... Hypnotic, which follows this idea: coolwanglu.github.io/hypnotic/web/demo.html
– Tezcat
Dec 5 '13 at 10:34
...
Add column with number of days between dates in DataFrame pandas
...s: https://pandas.pydata.org/pandas-docs/stable/generated/pandas.Series.dt.html
So,
df[['A','B']] = df[['A','B']].apply(pd.to_datetime) #if conversion required
df['C'] = (df['B'] - df['A']).dt.days
which returns:
A B C
one 2014-01-01 2014-02-28 58
two 2014-02-03 2014-0...
How is mime type of an uploaded file determined by browser?
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According to rfc1867 - Form-based file upload in HTML:
Each part should be labelled with an appropriate content-type if the
media type is known (e.g., inferred from the file extension or
operating system typing information) or as application/octet-stream.
So my u...
Difference between namespace in C# and package in Java
...
From: http://www.javacamp.org/javavscsharp/namespace.html
Java
Packages are used to organize files or public types to avoid type conflicts. Package constructs can be mapped to a file system.
system.security.cryptography.AsymmetricAlgorithm aa;
may be replaced:
import sy...
Get/pick an image from Android's built-in Gallery app programmatically
...rs: https://developer.android.com/guide/topics/providers/document-provider.html -> open a document, Bitmap section.
Simply I used hcpl's code and extended it: if the file with the retrieved path to the image throws exception I call this function:
private Bitmap getBitmapFromUri(Uri uri) throws ...
How do you automate Javascript minification for your Java web applications?
... Just for production upload compressed files over original ones in public_html/js. Good thing is that there is no coding or path changes between local and production, the bad thing is that you have to do some manual upload and overwriting (I'm sure it can be automated, but for us it is not worth it...
The differences between .build, .create, and .create! and when should they be used?
...y what you want from an API.
I would always use the new + save option for html, especially if you are relying on the return value for flow control.
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How do I provide JVM arguments to VisualVM?
... have downloaded the visualvm dmg from https://visualvm.github.io/download.html and have moved it to the Applications directory. You can find the configuration file visualvm.conf under the location Applications/VisualVM.app/Contents/etc/visualvm.conf. In this configuration file, you can change the
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d3 axis labeling
...an see a more complete example here: https://d3fc.io/examples/simple/index.html
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