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Convenient C++ struct initialisation
I'm trying to find a convenient way to initialise 'pod' C++ structs. Now, consider the following struct:
13 Answers
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Fully custom validation error message with Rails
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Now, the accepted way to set the humanized names and custom error messages is to use locales.
# config/locales/en.yml
en:
activerecord:
attributes:
user:
email: "E-mail address"
errors:
models:
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How can I reverse the order of lines in a file?
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There's the well-known sed tricks:
# reverse order of lines (emulates "tac")
# bug/feature in HHsed v1.5 causes blank lines to be deleted
sed '1!G;h;$!d' # method 1
sed -n '1!G;h;$p' # method 2
(Explanation: prepen...
Creation timestamp and last update timestamp with Hibernate and MySQL
... thanks bro such a small thing need to update timestamp. I didnt know. you saved my day.
– Virendra Sagar
Jan 27 '17 at 14:28
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How to rethrow the same exception in SQL Server
...ce a reraise command, or the ability to catch only certain errors. But for now, use a workaround. Sorry.
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ASP.NET MS11-100: how can I change the limit on the maximum number of posted form values?
...CollectionKeys" value="1001" />
</appSettings>
That should work now (after you have applied the security update) to change the limit.
I hadn't updated my machine yet, so using Reflector I checked the HttpValueCollection class, and it didn't have the ThrowIfMaxHttpCollectionKeysExceeded...
Is Java “pass-by-reference” or “pass-by-value”?
...one at address 74) is asked to change his name to Rowlf
then, we return
Now let's think about what happens outside the method:
Did myDog change?
There's the key.
Keeping in mind that myDog is a pointer, and not an actual Dog, the answer is NO. myDog still has the value 42; it's still pointing ...
AngularJS : Factory and Service? [duplicate]
...ass this service into your controller, those properties on the object will now be available in that controller through your factory. (Hypothetical Scenario)
Singleton and will only be created once
Reusable components
Factory are a great way for communicating between controllers like sharing data.
C...
How to Implement DOM Data Binding in JavaScript
...object. This way the change() can be invoked without an event as well.
So now, when the change event happens, it'll update both the element and the .data property. And the same will happen when you call .change() in your JavaScript program.
Using the code
Now you'd just create the new object, and...
super() in Java
...ed within a constructor to call the constructor of the parent class.
OK, now let’s practically implement these points of super().
Check out the difference between program 1 and 2. Here, program 2 proofs our first statement of super() in Java.
Program 1
class Base
{
int a = 100;
}
class S...