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Where is Vagrant saving changes to the VM?
...his is a configurable location but typically defaults to ~/VirtualBox\ VMS for Mac OS X and Linux. In Windows the boxes are kept in %userprofile%\.vagrant.d\boxes
It is easy to find the place where they are getting created, regardless of what platform you happen to be using.
1. Start VirtualBox.
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How to listen for a WebView finishing loading a URL?
... have some issues with external loadings when the Internet is not so fast. For example Google Analytics or other stuffs like that. I tried some workarounds and it has improved a lot, but not perfect yet. Sometimes the app freeze on loading screen and it is impossible to exit, unless you disconnect t...
What is the difference between a generative and a discriminative algorithm?
...Here's a really simple example. Suppose you have the following data in the form (x,y):
(1,0), (1,0), (2,0), (2, 1)
p(x,y) is
y=0 y=1
-----------
x=1 | 1/2 0
x=2 | 1/4 1/4
p(y|x) is
y=0 y=1
-----------
x=1 | 1 0
x=2 | 1/2 1/2
If you take a few minutes to st...
How to prepend a string to a column value in MySQL?
I need a SQL update statement for updating a particular field of all the rows with a string "test" to be added in the front of the existing value.
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Getting the folder name from a path
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Solution from Davide Icardi worked better for me because I had relative paths. Thanks.
– akatran
Oct 16 '14 at 6:19
4
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Eclipse: Can you format code on save?
... -> Preference -> Java -> Code Style , you can define code templates for comments and code, and you can setup a code formatter.
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How to detect if a variable is an array
...type.toString.call(obj) === '[object Array]'
Both methods will only work for actual arrays and not array-like objects like the arguments object or node lists. As all array-like objects must have a numeric length property, I'd check for these like this:
typeof obj !== 'undefined' && obj !=...
How to create directories recursively in ruby?
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Use mkdir_p:
FileUtils.mkdir_p '/a/b/c'
The _p is a unix holdover for parent/path you can also use the alias mkpath if that makes more sense for you.
FileUtils.mkpath '/a/b/c'
In Ruby 1.9 FileUtils was removed from the core, so you'll have to require 'fileutils'.
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Eclipse: have the same file open in two editors?
...rge file, I often want to have it open in two editing windows at once (eg. for reference, or because I'm working on two different parts of the file at once).
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Origin null is not allowed by Access-Control-Allow-Origin
...l files.
My guess is that you're seeing this using Chrome. Chrome's rules for applying the SOP to local files are very tight, it disallows even loading files from the same directory as the document. So does Opera. Some other browsers, such as Firefox, allow limited access to local files. But basica...