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promise already under evaluation: recursive default argument reference or earlier problems?
...rm their own local environment is why you can have default argument values based on other argument values, like
my.function <- function(x, two.x = 2 * x){}
So this is why you cannot DEFINE a function as my.function <- function(x = x){} but you can CALL the function using my.function(x = x). W...
When would you use .git/info/exclude instead of .gitignore to exclude files?
... user specific ignore rules for any project for that user on that machine. Based on the objective, you pick the place to put an entry in.
– mu 無
Jan 10 at 11:51
...
How does the ThreadStatic attribute work?
...xtStatic] attribute covered that case too (with its name implying it works based on the thread context), but I was probably wrong on my assumption. I see people online saying the [ContextStatic] atttribute is used with Remoting.
– user2173353
Aug 27 at 12:02
...
RelativeLayout is taking fullscreen for wrap_content
...ariable height, you can either Subclass FrameLayout to add padding in code based on the measured view height, or just change the FrameLayout to vertical LinearLayout if you're not worried about the performance, i.e. it's not a listview item, or the views are relatively lightweight.
...
Position: absolute and parent height?
...to the "mejs-container" element. It is thus possible to change the styling based on this class.
.mejs-container.mejs-container-fullscreen {
// This rule applies only to the container when in fullscreen
padding-top: 57%;
}
Also, if you wish to make your MediaElement video fluid using CSS, ...
Best way to represent a Grid or Table in AngularJS with Bootstrap 3? [closed]
...
The implementation of the ng-grid component is not based on Bootstrap. So I customized ng-grid.less in order to get a look-and-feel as close as possible to the bootstrap GUI elements.
– Lars Behnke
Dec 19 '14 at 12:50
...
When would you use a WeakHashMap or a WeakReference?
...t’s knowledge. A collection of WeakReference greatly simplifies the code base and avoids needless bugs related to failing to unsubscribe. What downside?
– Basil Bourque
Oct 13 '18 at 20:07
...
How can I change property names when serializing with Json.net?
...fo member, MemberSerialization memberSerialization)
{
var property = base.CreateProperty(member, memberSerialization);
if (property.DeclaringType == typeof(MyCustomObject))
{
if (property.PropertyName.Equals("LongPropertyName", StringComparison.OrdinalIgnoreCase))
{
...
Rails find_or_create_by more than one attribute?
... you aren't searching by.
Assuming:
class GroupMember < ActiveRecord::Base
validates_presence_of :name
end
then
GroupMember.where(:member_id => 4, :group_id => 7).first_or_create { |gm| gm.name = "John Doe" }
will create a new GroupMember with the name "John Doe" if it doesn't fi...
Where can I learn how to write C code to speed up slow R functions? [closed]
...can judge for yourself what you find more complicated, obfuscated, etc ... based on a few examples. This function creates a character vector using the C API:
SEXP foobar(){
SEXP ab;
PROTECT(ab = allocVector(STRSXP, 2));
SET_STRING_ELT( ab, 0, mkChar("foo") );
SET_STRING_ELT( ab, 1, mkChar(...