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How to enumerate an enum
...Gets all items for an enum value.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="value">The value.</param>
/// <returns></returns>
public static IEnumerable<T> GetAllItems<T>(this Enum value)
{
...
Dealing with “java.lang.OutOfMemoryError: PermGen space” error
...f there is any memory leak.
2. Increase size of PermGen Space by using JVM param -XX:MaxPermSize and -XX:PermSize.
You can also check 2 Solution of Java.lang.OutOfMemoryError in Java for more details.
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Rails 4 - Strong Parameters - Nested Objects
...n array. In your case it would be
Update as suggested by @RafaelOliveira
params.require(:measurement)
.permit(:name, :groundtruth => [:type, :coordinates => []])
On the other hand if you want nested of multiple objects then you wrap it inside a hash… like this
params.require(:foo)...
What is the best way to remove accents (normalize) in a Python unicode string?
...ef strip_accents(text):
"""
Strip accents from input String.
:param text: The input string.
:type text: String.
:returns: The processed String.
:rtype: String.
"""
try:
text = unicode(text, 'utf-8')
except (TypeError, NameError): # unicode is a default o...
Angular - ui-router get previous state
...ou're leaving):
$rootScope.$on('$stateChangeSuccess', function (ev, to, toParams, from, fromParams) {
//assign the "from" parameter to something
});
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How to set layout_gravity programmatically?
...
Java
LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.MATCH_PARENT);
params.weight = 1.0f;
params.gravity = Gravity.TOP;
button.setLayoutParams(params);
Kotlin
val params = LinearLayout.Lay...
Django REST framework: non-model serializer
...View):
def get(self, request, *args, **kw):
# Process any get params that you may need
# If you don't need to process get params,
# you can skip this part
get_arg1 = request.GET.get('arg1', None)
get_arg2 = request.GET.get('arg2', None)
# Any URL...
How can I find out the current route in Rails?
...uri as "/my/test/path"
To find out the route i.e. controller, action and params:
path = ActionController::Routing::Routes.recognize_path "/your/path/here/"
# ...or newer Rails versions:
#
path = Rails.application.routes.recognize_path('/your/path/here')
controller = path[:controller]
action = p...
Block Declaration Syntax List
...bject/primitive/etc. you'd like to pass as an argument (leave blank for no parameters)
varName be the variable name of the given parameter
And remember that you can create as many parameters as you'd like.
Blocks as Variables
Possibly the most common for of declaration.
return_type (^blockName)...
how can you easily check if access is denied for a file in .NET?
... of attempt and Sleep delay between attempts.
/// </summary>
/// <param name="filePath">The full file path to be opened</param>
/// <param name="fileMode">Required file mode enum value(see MSDN documentation)</param>
/// <param name="fileAccess">Required file acce...