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Generate JSON string from NSDictionary in iOS
I have a dictionary I need to generate a JSON string by using dictionary . Is it possible to convert it? Can you guys please help on this?
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Detect encoding and make everything UTF-8
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If you apply utf8_encode() to an already UTF-8 string, it will return garbled UTF-8 output.
I made a function that addresses all this issues. It´s called Encoding::toUTF8().
You don't need to know what the encoding of your strings is. It can be Latin1 (ISO 8859-1), Win...
How do you round to 1 decimal place in Javascript?
...nded.toFixed(1)
// fixed is always to 1 d.p.
// NOTE: .toFixed() returns a string!
// To convert back to number format
parseFloat(number.toFixed(2))
// 12.34
// but that will not retain any trailing zeros
// So, just make sure it is the last step before output,
// and use a number format during ca...
What does the “yield” keyword do?
...i)
0
1
4
Everything you can use "for... in..." on is an iterable; lists, strings, files...
These iterables are handy because you can read them as much as you wish, but you store all the values in memory and this is not always what you want when you have a lot of values.
Generators
Generators ar...
Check if PHP session has already started
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An example for testing if session_id() returns empty string in an include file:
– tgoneil
Oct 5 '12 at 8:05
3
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JavaScript/jQuery to download file via POST with JSON data
... body, appends the iframe HTML, and sets the innerHTML of the page to that string. This will wipe out any event bindings your page has, amongst other things. Create an element and use appendChild instead.
$.post('/create_binary_file.php', postData, function(retData) {
var iframe = document.create...
Sphinx autodoc is not automatic enough
... = [
'sphinx.ext.autodoc', # Core library for html generation from docstrings
'sphinx.ext.autosummary', # Create neat summary tables
]
autosummary_generate = True # Turn on sphinx.ext.autosummary
# Add any paths that contain templates here, relative to this directory.
templates_path = ['...
Confused about __str__ on list in Python [duplicate]
...round, I understand that __str__ is something like a Python version of toString (while I do realize that Python is the older language).
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Declaring abstract method in TypeScript
... officially live.
abstract class Animal {
constructor(protected name: string) { }
abstract makeSound(input : string) : string;
move(meters) {
alert(this.name + " moved " + meters + "m.");
}
}
class Snake extends Animal {
constructor(name: string) { super(name); }
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How to print out the method name and line number and conditionally disable NSLog?
...t that (@"%s [Line %d] " fmt) causes the fmt to be appended to the control string? I haven't seen this syntax other than is this debug macro.
– Robert Altman
May 1 '11 at 19:29
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