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Assign one struct to another in C
...instruction in assembly, the assignment operator simply means moving data from one memory location to another memory location.
The assignment will only do it for immediate members of a structures and will fail to copy when you have Complex datatypes in a structure. Here COMPLEX means that you cant...
What is the template binding vs binding?
...ter understand the concept.
In WPF every control is more or less detached from its presentation. You can always change the template of controls and make it look completely different. A button works as expected with a ControlTemplate only consisting of a Rectangle for example. Now sometimes it is ne...
Understanding what 'type' keyword does in Scala
...
I liked the answer from Roland Ewald since he described with a very simple use case of type alias, and for more detail introduced a very nice tutorial.
However, since another use case is introduced in this post named type members, I would like...
Does uninstalling a package with “pip” also remove the dependent packages?
...nose==1.1.2
pinocchio==0.3
As you can see those packages are dependencies from specloud and they're still there, but not the specloud package itself.
As mentioned below, You can install and use the pip-autoremove utility to remove a package plus unused dependencies.
...
How do I ignore the authenticity token for specific actions in Rails?
...n
For previous versions:
For individual actions, you can do:
protect_from_forgery :only => [:update, :destroy, :create]
#or
protect_from_forgery :except => [:update, :destroy, :create]
For an entire controller, you can do:
skip_before_action :verify_authenticity_token
...
Validate that a string is a positive integer
...t of the work.
str = str.replace(/^0+/, "") || "0"; removes all leading 0s from the string — but if that results in a blank string, restores a single 0.
Number(str): Convert str to a number; the number may well have a fractional portion, or may be NaN.
Math.floor: Truncate the number (chops off ...
Requirejs why and when to use shim config
I read the requirejs document from here API
3 Answers
3
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What is the best practice for making an AJAX call in Angular.js?
...ty that I bound to the scope, in this example if I wanted to take the data from getFoos and post changes to it. if I try and access the $scope.foos in my update, I have the promise object and not the data, I can see how to get the data in the object itself, but it seems really really hacky.ideas?
...
Remove the first character of a string
...
Your problem seems unclear. You say you want to remove "a character from a certain position" then go on to say you want to remove a particular character.
If you only need to remove the first character you would do:
s = ":dfa:sif:e"
fixed = s[1:]
If you want to remove a character at a part...
ViewParam vs @ManagedProperty(value = “#{param.id}”)
... required="true" requiredMessage="Invalid page access. Please use a link from within the system."
converter="userConverter" converterMessage="Unknown user ID."
/>
</f:metadata>
<h:message for="user_id" />
with
private User user;
and an @FacesConverter("userConverter")....