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form_for with nested resources
...date]
resources :articles do
resources :comments, :only => [:create, :index, :new]
end
I guess it's ok to have duplicate routes, and to miss a few unit-tests. (Why test? Because even if the user never sees the duplicates, your forms may refer to them, either implicitly or via named routes.) S...
Using relative URL in CSS file, what location is it relative to?
...t.jpg')); }, but don’t define a value for --bgimg yet. Then on the page /index.html, a .banner will look for /images/default.jpg, but on another page /about/index.html a .banner will look /about/images/default.jpg. very broken IMO.
– chharvey
Aug 15 '17 at 23...
Remove duplicate values from JS array [duplicate]
... but naïve way
uniqueArray = a.filter(function(item, pos) {
return a.indexOf(item) == pos;
})
Basically, we iterate over the array and, for each element, check if the first position of this element in the array is equal to the current position. Obviously, these two positions are different fo...
How do I dynamically assign properties to an object in TypeScript?
...
Index types
It is possible to denote obj as any, but that defeats the whole purpose of using typescript. obj = {} implies obj is an Object. Marking it as any makes no sense. To accomplish the desired consistency an interface ...
File I/O in Every Programming Language [closed]
...lines() returns an iterator (not a list) Just a note: you typically cannot index an iterator.
– SilentGhost
Aug 22 '10 at 9:36
...
Check if a Python list item contains a string inside another string
...
@p014k: use the index() method: try: return mylist.index(myitem); except ValueError: pass
– Sven Marnach
Oct 16 '14 at 12:02
...
Why should I use the keyword “final” on a method parameter in Java?
...rom, final int to)
{
return new Iterator<Integer>(){
int index = from;
public Integer next()
{
return index++;
}
public boolean hasNext()
{
return index <= to;
}
// remove method omitted
};
}
H...
How do I programmatically set the value of a select box element using JavaScript?
...
Not answering the question, but you can also select by index, where i is the index of the item you wish to select:
var formObj = document.getElementById('myForm');
formObj.leaveCode[i].selected = true;
You can also loop through the items to select by display value with a loop:...
Selecting and manipulating CSS pseudo-elements such as ::before and ::after using jQuery
...et from (over)growing if you use: document.styleSheets[0].insertRule(rule, index), then using this index you can remove the rules when not needed: document.styleSheets[0].deleteRule(index)
– Picard
Sep 2 '16 at 10:58
...
Handlebars/Mustache - Is there a built in way to loop through the properties of an object?
...d for external helpers.
How to use it
For arrays:
{{#each myArray}}
Index: {{@index}} Value = {{this}}
{{/each}}
For objects:
{{#each myObject}}
Key: {{@key}} Value = {{this}}
{{/each}}
Note that only properties passing the hasOwnProperty test will be enumerated.
...