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Is there an alternative to bastard injection? (AKA poor man's injection via default constructor)
...e way to deal with optional dependencies is to use Property Injection instead of Constructor Injection - in fact, this is sort of the poster scenario for Property Injection.
However, the real danger of Bastard Injection is when the default is a Foreign Default, because that would mean that the defa...
Ember.js or Backbone.js for Restful backend [closed]
I already know that ember.js is a more heavy weight approach in contrast to backbone.js. I read a lot of articles about both.
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What's the difference between “Normal Reload”, “Hard Reload”, and ...
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Normal reload
The same thing as pressing F5. This will use the cache but revalidate everything during page load, looking for "304 Not Modified" responses. If the browser can avoid re-downloading cached JavaScript files, images, text fil...
In Ruby on Rails, what's the difference between DateTime, Timestamp, Time and Date?
...stores the number of seconds since 1970-01-01, it uses 4 bytes.
You can read more about the differences between time formats in MySQL here.
In the end, it comes down to what you need your date/time column to do. Do you need to store dates and times before 1970 or after 2038? Use DATETIME. Do you n...
SQLAlchemy: cascade delete
I must be missing something trivial with SQLAlchemy's cascade options because I cannot get a simple cascade delete to operate correctly -- if a parent element is a deleted, the children persist, with null foreign keys.
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Matplotlib discrete colorbar
...method) is making 0 showup as grey.
For images i often use the cmap.set_bad() and convert my data to a numpy masked array. That would be much easier to make 0 grey, but i couldnt get this to work with the scatter or the custom cmap.
As an alternative you can make your own cmap from scratch, or r...
Passing an Array as Arguments, not an Array, in PHP
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vartecvartec
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Trigger change() event when setting 's value with val() function
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I had a very similar issue and I'm not quite sure what you're having a problem with, as your suggested code worked great for me. It immediately (a requirement of yours) triggers the following change code.
$('#selectField').cha...
Creating an empty Pandas DataFrame, then filling it?
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Ninjakannon
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answered Dec 9 '12 at 9:40
Andy HaydenAndy Hayden
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EF LINQ include multiple and nested entities
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Have you tried just adding another Include:
Course course = db.Courses
.Include(i => i.Modules.Select(s => s.Chapters))
.Include(i => i.Lab)
.Single(x => x.Id == id);
Your solution f...