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Android Studio suddenly cannot resolve symbols
Android Studio 0.4.2 was working fine and today I opened it and almost everything was red and the auto-completion had stopped working. I look at the imports and AS seems to be telling me it can't find android.support.v4 all of a sudden (offering me the option to remove the unused imports). ( andro...
Why do we need tuples in Python (or any immutable data type)?
...on; this is presumably why strings are also immutable in Java, developed quite separately but about the same time as Python, and just about everything is immutable in truly-functional languages.
in Python in particular, only immutables can be hashable (and, therefore, members of sets, or keys in dic...
GNU Makefile rule generating a few targets from a single source file
I am attempting to do the following. There is a program, call it foo-bin , that takes in a single input file and generates two output files. A dumb Makefile rule for this would be:
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position: fixed doesn't work on iPad and iPhone
I have been struggling with fixed positioning in iPad for a while. I know iScroll and it does not always seem to work (even in their demo). I also know that Sencha has a fix for that, but I couldn't Ctrl + F the source code for that fix.
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Rename a file in C#
...follow
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edited Oct 22 '18 at 10:33
answered Jul 10 '10 at 11:08
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Swift double to string
... I updated xCode 6, I had no problems casting a double to a string but now it gives me an error
14 Answers
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Exception.Message vs Exception.ToString()
... logging Exception.Message . However, I read an article which states that it's better to use Exception.ToString() . With the latter, you retain more crucial information about the error.
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How do API Keys and Secret Keys work? Would it be secure if I have to pass my API and secret keys to
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Basically elaborating on what's outlined here.
Here's how it works: let's say we have a function that takes a number from zero through nine, adds three and, if the result is greater than ten, subtracts ten. So f(2) = 5, f(8) = 1, etc. Now, we can make another function, call it f', t...
Connect to Amazon EC2 file directory using Filezilla and SFTP
... FileZilla and SFTP, Video Tutorial
Summary of above video tutorial:
Edit (Preferences) > Settings > Connection > SFTP, Click "Add key file”
Browse to the location of your .pem file and select it.
A message box will appear asking your permission to convert the file into ppk format. ...
Get loop counter/index using for…of syntax in JavaScript
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for…in iterates over property names, not values, and does so in an unspecified order (yes, even after ES6). You shouldn’t use it to iterate over arrays. For them, there’s ES5’s forEach method that passes both the value and the...