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Is there a way to create a function from a string with javascript?
...t for 4 different ways to create a function from string :
Using RegExp with Function class
var func = "function (a, b) { return a + b; }".parseFunction();
Using Function class with "return"
var func = new Function("return " + "function (a, b) { return a + b; }")();
Using official Function const...
Set a default font for whole iOS app?
...
It seems to be possible in iOS 5 using the UIAppearance proxy.
[[UILabel appearance] setFont:[UIFont fontWithName:@"YourFontName" size:17.0]];
That will set the font to be whatever your custom font is for all UILabels in ...
How do I convert a string to a number in PHP?
...o this, since PHP will coerce the type for you in most circumstances. For situations where you do want to explicitly convert the type, cast it:
$num = "3.14";
$int = (int)$num;
$float = (float)$num;
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CSS background image alt attribute
... have not had to tackle before. I need to use alt tags on all images in a site including those used by CSS background-image attribute.
...
What are all the common undefined behaviours that a C++ programmer should know about? [closed]
...ts or deleted objects)
Dereferencing a pointer that has not yet been definitely initialized
Performing pointer arithmetic that yields a result outside the boundaries (either above or below) of an array.
Dereferencing the pointer at a location beyond the end of an array.
Converting pointers to objec...
Computed / calculated / virtual / derived columns in PostgreSQL
...computed columns" of SQL Server.
STORED generated columns are introduced with Postgres 12. Trivial example:
CREATE TABLE tbl (
int1 int
, int2 int
, product bigint GENERATED ALWAYS AS (int1 * int2) STORED
);
db<>fiddle here
VIRTUAL generated columns may come with one of the next i...
Text overflow ellipsis on two lines
I know you can use a combination of CSS rules to make text end with ellipsis (...) when it's time to overflow (get out of parent's bounds).
...
How to check whether a string contains a substring in Ruby
I have a string variable with content:
9 Answers
9
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AngularJS $http and $resource
... is for general purpose AJAX. In most cases this is what you'll be using. With $http you're going to be making GET, POST, DELETE type calls manually and processing the objects they return on your own.
$resource wraps $http for use in RESTful web API scenarios.
Speaking VERY generally: A RESTful...
Cropping an UIImage
...ve mentioned, this method doesn't take rotation into account; read some additional answers and spread some upvote love around to keep the responses to this question helpful for everyone.
Original response:
I'm going to copy/paste my response to the same question elsewhere:
There isn't a simple cl...