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Fastest way to duplicate an array in JavaScript - slice vs. 'for' loop
...the 0 begin index.
myArray.slice(0);
is faster than
myArray.slice();
http://jsperf.com/cloning-arrays/3
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How to display PDF file in HTML?
... to Google Docs, but they do have to be available online.
<iframe src="https://docs.google.com/gview?url=https://path.com/to/your/pdf.pdf&embedded=true" style="width:600px; height:500px;" frameborder="0"></iframe>
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How to compare arrays in JavaScript?
I'd like to compare two arrays... ideally, efficiently. Nothing fancy, just true if they are identical, and false if not. Not surprisingly, the comparison operator doesn't seem to work.
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Mixing Angular and ASP.NET MVC/Web api?
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In our case we setup a token in every http request (http default single place to add it) use ASP .net MVC / web api AuthorizeAttribute to check the token and permissions, you can as well inside the web api method get that token and perform more fine tuned securit...
invalid byte sequence for encoding “UTF8”
...it from a different source, consult the list of character encodings here:
http://www.postgresql.org/docs/8.3/static/multibyte.html
If you're getting it from a Mac, you may have to run it through the "iconv" utility first to convert it from MacRoman to UTF-8.
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Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
OnCreateOptionsMenu() not called in Fragment
I have an app which got one activity with 2 fragments placed horizontally.
8 Answers
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Pythonic way to combine FOR loop and IF statement
...>>> xyz = [0, 12, 4, 6, 242, 7, 9]
>>>
>>> known_things = sorted(set(a.iterkeys()).intersection(xyz))
>>> unknown_things = sorted(set(xyz).difference(a.iterkeys()))
>>>
>>> for thing in known_things:
... print 'I know about', a[thing]
...
I k...
Flask-SQLAlchemy how to delete all rows in a single table
...Model.id==123).first()
db.session.delete(record_obj)
db.session.commit()
https://flask-sqlalchemy.palletsprojects.com/en/2.x/queries/#deleting-records
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Manipulating an Access database from Java without ODBC
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UCanAccess is a pure Java JDBC driver that allows us to read from and write to Access databases without using ODBC. It uses two other packages, Jackcess and HSQLDB, to perform these tasks. The following is a brief overview of how to get it set up.
Option 1: Using...