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Javascript Functions and default parameters, not working in IE and Chrome
...or are you saying the Mozilla docs are inaccurate?
– php-b-grader
Jun 19 at 0:12
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show 1 more comment
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chai test array equality doesn't work as expected
...than their data, and in your case it is two different arrays.
Use .eql in order to deeply compare values. Check out this link.
Or you could use .deep.equal in order to simulate same as .eql.
Or in your case you might want to check .members.
For asserts you can use .deepEqual, link.
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Getting MAC Address
... says that it will return a random long if it fails to detect the mac: "If all attempts to obtain the hardware address fail, we choose a random 48-bit number with its eighth bit set to 1 as recommended in RFC 4122." So check that eighth bit!
– deinonychusaur
Fe...
How Should I Declare Foreign Key Relationships Using Code First Entity Framework (4.1) in MVC3?
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If you have an Order class, adding a property that references another class in your model, for instance Customer should be enough to let EF know there's a relationship in there:
public class Order
{
public int ID { get; set; }
// ...
Drawable image on a canvas
How can I get an image to the canvas in order to draw on that image?
6 Answers
6
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Use 'import module' or 'from module import'?
...eadability: Any name conflicts will show themselves in (unit) testing. But all the names you use from the imported module will be bare, with nary a hint were they come from. I absolutely loathe "import *".
– Jürgen A. Erhard
Dec 26 '09 at 19:59
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Xcode doesn't show the line that causes a crash
Every time my app crashes Xcode highlights the UIApicationMain() call in the main() function as the line that caused the crash. In some cases that used to be normal (segmentation fault for example) but the crash I am trying to deal with is a simple SIGABRT with detailed information logged in the con...
HTML table with 100% width, with vertical scroll inside tbody [duplicate]
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In order to make <tbody> element scrollable, we need to change the way it's displayed on the page i.e. using display: block; to display that as a block level element.
Since we change the display property of tbody, we shou...
What are the differences between Abstract Factory and Factory design patterns?
...o create objects in a class. It's usually added in the aggregate root (The Order class has a method called CreateOrderLine)
Abstract factory
In the example below we design an interface so that we can decouple queue creation from a messaging system and can therefore create implementations for dif...
Replacing NAs with latest non-NA value
... = TRUE), y = sample(c(1:4, rep(NA, 4)), 20 , replace = TRUE))
dt <- dt[order(group)]
dt[, y_forward_fill := y[1], .(group, cumsum(!is.na(y)))]
dt
group y y_forward_fill
1: a NA NA
2: a NA NA
3: a NA NA
4: a 2 2
5: a ...