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array_push() with key value pair
...
"dog" => "cat"
];
array_push($data, ['cat' => 'wagon']);
*In php 7 and higher, array is creating using [], not ()
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How to ignore files which are in repository?
I have a file (config.php), that is already commited to Git repository, but I want to ignore locally, i.e. I want that file to remain in repository, but force Git to ignore any changes to it.
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How to find the duration of difference between two dates in java?
...">24");
return false;
} else if ((diffHours == 24) && (diffMinutes >= 1)) {
System.err.println("minutes");
return false;
}
return true;
}
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What is the scope of variables in JavaScript?
...ope, or, if eval is used indirectly, as properties on the global object.
Examples
The following will throw a ReferenceError because the namesx, y, and z have no meaning outside of the function f.
function f() {
var x = 1
let y = 1
const z = 1
}
console.log(typeof x) // undefined (bec...
How to split one string into multiple variables in bash shell? [duplicate]
...oesn't have to be general, i.e. only needs to work for strings like your example, you could do:
var1=$(echo $STR | cut -f1 -d-)
var2=$(echo $STR | cut -f2 -d-)
I chose cut here because you could simply extend the code for a few more variables...
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The most accurate way to check JS object's type?
...e prototype you expect the object to have, then compare against it.
for example
var o = "someString";
var proto = Object.getPrototypeOf(o);
proto === String.prototype; // true
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subtle differences between JavaScript and Lua [closed]
...y conditional operator (?: vs and/or), and, as of 5.3, bitwise operators (&, |, etc. vs. metamethods ).
UPDATE: JS now has the exponentiation operator **.
JS has increment/decrement, type operators (typeof and instanceof), additional assignment operators and additional comparison operators.
I...
How to deal with persistent storage (e.g. databases) in Docker
...nly container pattern must be abandoned in favour of the new volumes.
Actually the volume API is only a better way to achieve what was the data-container pattern.
If you create a container with a -v volume_name:/container/fs/path Docker will automatically create a named volume for you that can:
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SQL Server - Create a copy of a database table and place it in the same database?
...o permit set the identity column "manually", you mixed the order in your example. Also, you must EXPLICIT list your columns
– jean
Jun 4 '19 at 16:50
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how to use javascript Object.defineProperty
...erty is an OOP feature designed for clean separation of client code. For example, in some e-shop you might have objects like this:
function Product(name,price) {
this.name = name;
this.price = price;
this.discount = 0;
}
var sneakers = new Product("Sneakers",20); // {name:"Sneakers",price:20...