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Differences in string compare methods in C#
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Vadim Ovchinnikov
9,91644 gold badges3939 silver badges6969 bronze badges
answered Sep 4 '08 at 18:17
Lasse V. KarlsenLasse ...
What's the difference between equal?, eql?, ===, and ==?
...things like:
case some_object
when /a regex/
# The regex matches
when 2..4
# some_object is in the range 2..4
when lambda {|x| some_crazy_custom_predicate }
# the lambda returned true
end
See my answer here for a neat example of how case+Regex can make code a lot cleaner. And of course, by pr...
Python and pip, list all versions of a package that's available?
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$ pip install yolk3k
$ yolk -V django
Django 1.3
Django 1.2.5
Django 1.2.4
Django 1.2.3
Django 1.2.2
Django 1.2.1
Django 1.2
Django 1.1.4
Django 1.1.3
Django 1.1.2
Django 1.0.4
yolk3k is a fork of the original yolk which ceased development in 2012. Though yolk is no longer maintained (as indicat...
libxml/tree.h no such file or directory
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214
Follow the directions here, under "Setting up your project file."
Setting up your project fi...
How to include() all PHP files from a directory?
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447
foreach (glob("classes/*.php") as $filename)
{
include $filename;
}
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Create singleton using GCD's dispatch_once in Objective-C
If you can target iOS 4.0 or above
10 Answers
10
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Reading settings from app.config or web.config in .NET
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DrBeco
9,09977 gold badges4848 silver badges6767 bronze badges
answered Jul 27 '09 at 17:00
wompwomp
110...
Why does the PHP json_encode function convert UTF-8 strings to hexadecimal entities?
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Since PHP/5.4.0, there is an option called JSON_UNESCAPED_UNICODE. Check it out:
https://php.net/function.json-encode
Therefore you should try:
json_encode( $text, JSON_UNESCAPED_UNICODE );
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How to implement a binary tree?
...nt(str(node.v) + ' ')
self._printTree(node.r)
# 3
# 0 4
# 2 8
tree = Tree()
tree.add(3)
tree.add(4)
tree.add(0)
tree.add(8)
tree.add(2)
tree.printTree()
print(tree.find(3).v)
print(tree.find(10))
tree.deleteTree()
tree.printTree()
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Android 4.2: back stack behaviour with nested fragments
With Android 4.2, the support library got support for nested fragments see here . I've played around with it and found an interesting behaviour / bug regarding back stack and getChildFragmentManager() . When using getChildFragmentManager() and addToBackStack(String name), by pressing the back butt...