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Ruby on Rails. How do I use the Active Record .build method in a :belongs to relationship?
...ough a
foreign key, but have not yet been
saved. Note: This only works if an
associated object already exists, not
if it‘s nil!
The answer to building in the opposite direction is a slightly altered syntax. In your example with the dogs,
Class Dog
has_many :tags
belongs_to :person...
How to format a number 0..9 to display with 2 digits (it's NOT a date)
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What if myNumber is a double?
– Fra
Jan 12 '17 at 2:37
3
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Loaded nib but the 'view' outlet was not set
...e's owner icon on the left bar (top one, looks like a yellow outlined box)
If you don't see the right-hand sidebar, click on the third icon above "view" in your toolbar. This will show the right-hand sidebar
In the right-hand sidebar, click on the third tab--the one that looks a bit like a newspaper...
Write string to output stream
...can be writing to memory or any other output destination; therefore, I specified OutputStream as (an) argument in the method.
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Iterating Through a Dictionary in Swift
...confused on the answer that Xcode is giving me to this experiment in the Swift Programming Language Guide:
7 Answers
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When are you supposed to use escape instead of encodeURI / encodeURIComponent?
...t of Annex B says:
... All of the language features and behaviours specified in this annex have one or more undesirable characteristics and in the absence of legacy usage would be removed from this specification. ...
... Programmers should not use or assume the existence of these features and ...
Sublime text 2 - find and replace globally ( all files and in all directories )
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Yes, there is Multiple Files search and replace.
Press ctrlshiftF (cmdshiftF on MacOS):
In the Where field you can also add filters to search only folders and files that you need. If nothing is set, the search is made on all files listed in the sidebar.
If you double click on a lin...
How are multi-dimensional arrays formatted in memory?
.... You do have to be careful with static 2D arrays like you mention, since if you try to pass one to a function taking an int ** parameter, bad things are going to happen. Here's a quick example:
int array1[3][2] = {{0, 1}, {2, 3}, {4, 5}};
In memory looks like this:
0 1 2 3 4 5
exactly the s...
The type or namespace name 'DbContext' could not be found [closed]
...ect Add Reference.... Then in the .NET tab, select System.Data.Entity. And if you want to use NuGet, right click on the References item and then select Add Library Package Reference... and in the Online tab, search for EntityFramework.
– Darin Dimitrov
Apr 21 '...
Copy all files and folders using msbuild
Just wondering if someone could help me with some msbuild scripts that I am trying to write. What I would like to do is copy all the files and sub folders from a folder to another folder using msbuild.
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