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How do I declare class-level properties in Objective-C?
...mething that's equivalent to a static variable? E.g. only one instance for all types of Foo?
To declare class functions in Objective-C you use the + prefix instead of - so your implementation would look something like:
// Foo.h
@interface Foo {
}
+ (NSDictionary *)dictionary;
// Foo.m
+ (NSDicti...
Remove non-ascii character in string
...and anything out of the ASCII set. Click "Run this code snippet" button to test. There is some new javascript coming down the pipe so in the future (2020+?) you may have to do \u{FFFFF} but not yet
console.log("line 1\nline2 \n\ttabbed\nF̸̡̢͓̳̜̪̟̳̠̻̖͐̂̍̅̔̂͋͂͐l̸̹͗͂̃̈͝...
Create a temporary table in a SELECT statement without a separate CREATE TABLE
...RARY table is visible only to the current session, and is dropped automatically when the session is closed. This means that two different sessions can use the same temporary table name without conflicting with each other or with an existing non-TEMPORARY table of the same name. (The existing table i...
How to include JavaScript file or library in Chrome console?
... aware of the fact that even getElementById() doesn't work consistently on all browsers - see this answer for details.)
UPDATE:
It's been years since I wrote this answer and I think it's worth pointing out here that today you can use:
SystemJS
ModuleLoader
jspm.io
to dynamically load scripts...
Gson: Directly convert String to JsonObject (no POJO)
... answered Dec 24 '10 at 15:27
Dallan QuassDallan Quass
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...
Safely override C++ virtual functions
...ake the compiler check if the function I declared in the derived class actually overrides a function in the base class? I would like to add some macro or something that ensures that I didn't accidentally declare a new function, instead of overriding the old one.
...
Swift equivalent for MIN and MAX macros
...
With Swift 5, max(_:_:) and min(_:_:) are part of the Global Numeric Functions. max(_:_:) has the following declaration:
func max<T>(_ x: T, _ y: T) -> T where T : Comparable
You can use it like this with Ints:
let maxInt = max(5,...
XAMPP, Apache - Error: Apache shutdown unexpectedly
I've just re-installed XAMPP, and when I try to start my Apache server in the XAMPP Control Panel, I now get the following errors:
...
SVN encrypted password store
...e subversion password is linked to other important accounts, someone might test the encryption strength to crack the password out.
The best bet is to setup the subversion client to turn off stored passwords and force lazy Dev's to authenticate each time.
...
Using $_POST to get select option value from HTML
...
Use this way:
$selectOption = $_POST['taskOption'];
But it is always better to give values to your <option> tags.
<select name="taskOption">
<option value="1">First</option>
<option value="2">Second</option>
<...