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NodeJS: Saving a base64-encoded image to disk
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UPDATE
I found this interesting link how to solve your problem in PHP. I think you forgot to replace space by +as shown in the link.
I took this circle from http://images-mediawiki-sites.thefullwiki.org/04/1/7/5/6204600836255205.png as sample which looks like:
Next I put it through htt...
When and why should I use a namedtuple instead of a dictionary? [duplicate]
...dname': firstvalue, 'secondfield': secondvalue}
Finally, namedtuples are ordered, unlike regular dicts, so you get the items in the order you defined the fields, unlike a dict.
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Cross-browser testing: All major browsers on ONE machine
...ptional: Disable unnecessary services via Start > Run > services.msc
Order the rows by column Startup Type, and switch all "Automatic" services to "manual", according to the image. Whenever you want to install a MSI package, run net start msiServer ("Windows Installer"):
Optional: Disable Des...
Circular list iterator in Python
... print item,
Output:
a b c a b c ...
(Loops forever, obviously)
In order to manually advance the iterator and pull values from it one by one, simply call next(pool):
>>> next(pool)
'a'
>>> next(pool)
'b'
...
How to use Global Variables in C#?
...me namespace):
String code = Globals.CODE_PREFIX + value.ToString();
In order to deal with different namespaces, you can either:
declare the Globals class without including it into a specific namespace (so that it will be placed in the global application namespace);
insert the proper using dire...
Looping through localStorage in HTML5 and JavaScript
... use the key method. localStorage.key(index) returns the indexth key (the order is implementation-defined but constant until you add or remove keys).
for (var i = 0; i < localStorage.length; i++){
$('body').append(localStorage.getItem(localStorage.key(i)));
}
If the order matters, you cou...
Why doesn't Python have a sign function?
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@Andrew - @user238424's calling order is correct. copysign(a,b) returns a with the sign of b - b is the varying input, a is the value to normalize to with b's sign. In this case, the commenter is illustrating that copysign(1,x) as a replacement for sign(x)...
PHPDoc type hinting for array of objects?
... /** @var TYPE $variable_name */ is the correct syntax; do not reverse the order of type and variable name (as suggested earlier in the comments) as that wont work in all cases.
– srcspider
Nov 29 '13 at 8:40
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List of foreign keys and the tables they reference
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@roshan Now that you mention it, the column order feels a bit odd :) Obviously five years ago I wouldn't have thought that this answer would be viewed by so many!
– Vincent Malgrat
May 22 '14 at 8:03
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How to use the TextWatcher class in Android?
...er interface has 3 callbacks methods which are all called in the following order when a change occurred to the text:
beforeTextChanged(CharSequence s, int start, int count, int after)
Called before the changes have been applied to the text.
The s parameter is the text before any change is applied....