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Class type check in TypeScript
...checking so you can do Std.is(pet, Fish), which works on types, interfaces etc.
– Mark Knol
Nov 21 '16 at 14:58
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How to serialize SqlAlchemy result to JSON?
...ich uses your toDict method and a custom encoder for handling dates, blobs etc
– FredL
Apr 15 '13 at 10:17
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How to Deep clone in javascript
... copies objects, and does not require a 3rd party library (jQuery, LoDash, etc).
function copy(aObject) {
if (!aObject) {
return aObject;
}
let v;
let bObject = Array.isArray(aObject) ? [] : {};
for (const k in aObject) {
v = aObject[k];
bObject[k] = (typeof v === "object") ...
How to view the list of compile errors in IntelliJ?
...nfortunately, this only shows compilation errors, it doesn't show warnings etc like Eclipse does. Also, the window cant be moved, so when you view problems (aka compilation errors), you cant view your project.
– John Little
Mar 18 '19 at 9:47
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How to use the pass statement?
...the syntactical requirement that code blocks (after if, except, def, class etc.) cannot be empty. Empty code blocks are however useful in a variety of different contexts, such as in examples below, which are the most frequent use cases I have seen.
Therefore, if nothing is supposed to happen in a c...
Is there an equivalent to background-size: cover and contain for image elements?
... image behaviour. */
/* You can simulate background-size: cover/contain/etc.
by changing between min/max/standard width/height values.
These values simulate background-size: cover
*/
min-width: 100%;
min-height: 100%;
}
<div class="container">
<img src="http:/...
TypeError: module.__init__() takes at most 2 arguments (3 given)
...or
change your class definition to:
class Visitor(Object.ClassName):
etc
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What's the Hi/Lo algorithm?
...he client side, instead of inserting values without primary keys and then fetching them back onto the client. Aside from anything else, it means you can easily make parent/child relationships and have the keys all in place before you do any inserts, which makes batching them simpler.
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Set “this” variable easily?
... the function, second argument of the array is second argument of function etc.).
Function.prototype.bind(): This function returns a new function which has a different value of this. It takes the object which you want to set as the this value as a first argument and then returns a new function obje...
What are POD types in C++?
...l built-in data types (e.g. int, char, float, long, unsigned char, double, etc.) and all aggregation of POD data. Yes, it's a recursive definition. ;)
To be more clear, a POD is what we call "a struct": a unit or a group of units that just store data.
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