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In Python, what happens when you import inside of a function? [duplicate]
... want to import it in a specific function. (Of course, there's always from my_module import my_function as f for those cases.)
In general practice, it's probably not that beneficial. In fact, most Python style guides encourage programmers to place all imports at the beginning of the module file.
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Unit testing code with a file system dependency
...t to make this testable. And what, exactly, am I testing? I'm testing that my DoIt function properly interacts with its dependencies. It doesn't test that the zip file was unzipped properly, etc.
You have hit the nail right on its head. What you want to test is the logic of your method, not necess...
FB OpenGraph og:image not pulling images (possibly https?)
... know, if it's only with me but for me og:image does not work and it picks my site logo, even though facebook debugger shows the correct image.
But changing og:image to og:image:url worked for me. Hope this helps anybody else facing similar issue.
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Why do people say that Ruby is slow? [closed]
I like Ruby on Rails and I use it for all my web development projects. A few years ago there was a lot of talk about Rails being a memory hog and about how it didn't scale very well but these suggestions were put to bed by Gregg Pollack here.
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Why does the JavaScript need to start with “;”?
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Consider this example:
function a() {
/* this is my function a */
}
a()
(function() {
/* This is my closure */
})()
What will happen is that it will be evaluated like this:
function a() {
/* this is my function a */
}
a()(function() {})()
So what ever a is returnin...
How do I pass multiple parameters into a function in PowerShell?
... Most important thing that has finally helped 'stick' this in my mind is the last sentence: "Parenthesised arguments are used in .NET Methods only."
– Ashley
Dec 12 '13 at 17:25
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How do you update Xcode on OSX to the latest version?
...l Capitan and Xcode is currently version 7.2. But need 7.3 to develop for my iPhone which now is on version 9.3 of iOS.
– Alyoshak
Mar 29 '16 at 14:31
23
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What is the most efficient way to loop through dataframes with pandas? [duplicate]
I want to perform my own complex operations on financial data in dataframes in a sequential manner.
10 Answers
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Getting error: Peer authentication failed for user “postgres”, when trying to get pgsql working with
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@funkotron At least on my ElementaryOS (Ubuntu) installation, sudo service postgreql restart also works.
– Marnen Laibow-Koser
Mar 21 '14 at 17:47
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HTTPS setup in Amazon EC2
...Certificate > Request a public certificate
On Domain name you will add myprojectdomainname.com and *.myprojectdomainname.com and go on Next
Chose Email validation and Confirm and Request
Open the email that you have received (on the email account that you have buyed the domain) and aprove the ...