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What kind of leaks does automatic reference counting in Objective-C not prevent or minimize?
...I came across the following blog post and was able to correct them: http://www.reigndesign.com/blog/debugging-retain-cycles-in-objective-c-four-likely-culprits/
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How do I find Waldo with Mathematica?
...rst, I'm filtering out all colours that aren't red
waldo = Import["http://www.findwaldo.com/fankit/graphics/IntlManOfLiterature/Scenes/DepartmentStore.jpg"];
red = Fold[ImageSubtract, #[[1]], Rest[#]] &@ColorSeparate[waldo];
Next, I'm calculating the correlation of this image with a simple bl...
How to work with complex numbers in C?
... Jasen, check page 182 of N1256 draft open-std.org/jtc1/sc22/wg14/www/docs/n1256.pdf#page=182 "7.3 Complex arithmetic <complex.h>". Such keyword was probably selected in C99 to not break existing c (C90) programs which implements complex by hand. If <complex.h> is included, comp...
What does pylint's “Too few public methods” message mean
...o great options:
a) Just use attrs
These is a library for that:
https://www.attrs.org/en/stable/
import attr
@attr.s
class MyClass(object): # or just MyClass: for Python 3
foo = attr.ib()
bar = attr.ib()
What you get extra: not writing constructors, default values, validation, __repr...
The written versions of the logical operators
... in <iso646.h>. See http://web.archive.org/web/20120123073126/http://www.dinkumware.com/manuals/?manual=compleat&page=iso646.html.
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What is “stdafx.h” used for in Visual Studio?
...and no need to compile it from scratch.
You can read more about it
http://www.cplusplus.com/articles/1TUq5Di1/
https://docs.microsoft.com/en-us/cpp/ide/precompiled-header-files?view=vs-2017
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Python extending with - using super() Python 3 vs Python 2
...ore smart,
super()
is enough in most case. You can refer to http://www.python.org/dev/peps/pep-3135/
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Favicon not showing up in Google Chrome [duplicate]
...el="icon" type="image/x-icon" />
Used this page here for this: http://www.motobit.com/util/base64-decoder-encoder.asp
Generate favicons
I can really suggest you this page: http://www.favicon-generator.org/ to create all types of favicons you need.
...
Storing Image Data for offline web application (client-side storage database)
...ill
A Must read article on "How the browsers store IndexedDB data"
http://www.aaron-powell.com/web/indexeddb-storage
Note: FireFox uses SQLlite for the NOSQL IndexedDB. That might be the reason for the slow performance. (blobs stored separately)
Note: Microsoft IE uses the extensible storage engin...
Facebook Graph API v2.0+ - /me/friends returns empty, or only friends who also use my application
...e.MakeNewIeInstanceVisible = false;
using (var browser = new IE("https://www.facebook.com"))
{
try
{
browser.TextField(Find.ByName("email")).Value = email;
browser.TextField(Find.ByName("pass")).Value = password;
browser.Form(Find.ById("login_form")).Submit();
bro...