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How to check if object property exists with a variable holding the property name?
...roperty :
var loan = { amount: 150 };
if(Object.prototype.hasOwnProperty.call(loan, "amount"))
{
//will execute
}
Note: using Object.prototype.hasOwnProperty is better than loan.hasOwnProperty(..), in case a custom hasOwnProperty is defined in the prototype chain (which is not the case here...
Only initializers, entity members, and entity navigation properties are supported
...
Entity is trying to convert your Paid property to SQL and can't because it's not part of the table schema.
What you can do is let Entity query the table with no Paid filter and then filter out the not Paid ones.
public ActionResult Index()
{
var debts =...
Aliases in Windows command prompt
...EM Add other configurations as needed
IF EXIST "%USERPROFILE%\alias.cmd" ( CALL "%USERPROFILE%\alias.cmd" )
The registry key should be updated correspondly to C:\Users\Public\init.cmd or, using the .reg file:
Windows Registry Editor Version 5.00
[HKEY_CURRENT_USER\Software\Microsoft\Command Proc...
Declaring functions in JavaScript [duplicate]
...
I am on different opinion with most of the people here. Technically this syntax may mean the same for declaring functions both ways
(I stand incorrect on my last statement. I read up on a diff post why they are technically diff and I'll add in the end, why)
; but the way they play a rol...
Format numbers in django templates
...
@PawelRoman To avoid the loading of a bunch of filters and tags rarely used (and so make the template rendering faster)
– Maxime Lorant
May 18 '14 at 12:43
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Javascript “Uncaught TypeError: object is not a function” associativity question
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Same here, I had a variable named alert and was trying to call the javascript alert function and it would say 'alert is not a function'. It was trying to call the alert variable instead of the actual function
– James111
Oct 5 '15 at 2:54
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Haskell Type vs Data Constructor
...a concrete type. Maybe Int and Maybe a are concrete types (or if you want, calls to type constructor functions that return concrete types.)
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Maximum length of HTTP GET request
...ally configurable somewhere in the server configuration. As to the client side matter, the HTTP 1.1 specification even warns about this. Here's an extract of chapter 3.2.1:
Note: Servers ought to be cautious about depending on URI lengths above 255 bytes, because some older client or proxy imple...
How can I wait In Node.js (JavaScript)? l need to pause for a period of time
... after that pause
console.log('Blah blah blah blah extra-blah');
}
// call the first chunk of code right away
function1();
// call the rest of the code and have it execute after 3 seconds
setTimeout(function2, 3000);
It's similar to JohnnyHK's solution, but much neater and easier to extend.
...
Array.sort() doesn't sort numbers correctly [duplicate]
...n that defines the sort order. If omitted, the array is sorted lexicographically (in dictionary order) according to the string conversion of each element.
In the ECMAscript specification (the normative reference for the generic Javascript), ECMA-262, 3rd ed., section 15.4.4.11, the default sort ord...