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Is there a way to detect if an image is blurry?
...es are present in the image. If there is a low amount of high frequencies, then the image is blurry.
Defining the terms 'low' and 'high' is up to you.
Edit:
As stated in the comments, if you want a single float representing the blurryness of a given image, you have to work out a suitable metric. ...
multiple packages in context:component-scan, spring config
...
If x.y.z is the common package then you can use:
<context:component-scan base-package="x.y.z.*">
it will include all the package that is start with x.y.z like:
x.y.z.controller,x.y.z.service etc.
...
Can't get rid of header X-Powered-By:Express
... yes we have to use helmet library.If you are using expressjs fremework then you can avoid library by this code app.disable("x-powered-by");
– arjun kori
Jun 21 at 15:
Sequence contains no elements?
...== id
select p).Single();
Also; if this is LINQ-to-SQL, then in the current version you get a slightly better behaviour if you use the form:
var id = ID;
BlogPost post = dc.BlogPosts.Single(p => p.BlogPostID == id);
...
How To Set A JS object property name from a variable
...Google Apps Script (which does not support ES6 yet) by defining the object then defining another key/value outside of the object:
var salesperson = ...
var mailchimpInterests = {
"aGroupId": true,
};
mailchimpInterests[salesperson] = true;
...
What is the purpose of setting a key in data.table?
...ications: for one thing if you set the key in a table with setkey(...) and then change any of the values in the key column, data.table merely declares the table to be no longer sorted (by turning off the sorted attribute); it does not dynamically re-index to maintain the proper sort order (as would ...
Return string without trailing slash
...eFunction(site)
{
// if site has an end slash (like: www.example.com/),
// then remove it and return the site without the end slash
return site.replace(/\/$/, '') // Match a forward slash / at the end of the string ($)
}
You'll want to make sure that the variable site is a string, though.
...
Wait one second in running program
...t locks the UI etc. I personally like timer implementations since it waits then fires.
Usage: DelayFactory.DelayAction(500, new Action(() => { this.RunAction(); }));
//Note Forms.Timer and Timer() have similar implementations.
public static void DelayAction(int millisecond, Action action...
Passing arguments to an interactive program non-interactively
..... Though the proper solution in the SSH case is to switch to public-key authentication.
– tripleee
Mar 16 '17 at 4:59
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Difference between spring @Controller and @RestController annotation
...o annotated itself by @Controller so if it not working like an @Controller then report this as a bug.
– gaoagong
Oct 1 '15 at 17:01
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