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PHP: How to generate a random, unique, alphanumeric string for use in a secret link?
... ScottScott
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Python constructors and __init__
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Why are constructors indeed called "Constructors" ?
The constructor (named __new__) creates an...
Why would you ever implement finalize()?
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I have actually used finalize for this exact reason. I inherited the code and it was very buggy and had a tendency to leave database conne...
C# Sort and OrderBy comparison
...f they improved this in newer .NET versions, but on my machine (i7 3rd gen 64-bit .NET 4.5 release) Sort outperforms OrderBy in all cases. Furthermore, by looking at OrderedEnumerable<T> source code, it seems that it creates three additional arrays (first a Buffer<T>, then an array of pr...
PHP shell_exec() vs exec()
...0.255 Mask:255.255.255.0\n inet6 addr: fe80::12bf:ffff:eeee:2222/64 Scope:Link\n UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1\n RX packets:16264200 errors:0 dropped:1 overruns:0 frame:0\n TX packets:7205647 errors:0 dropped:0 overruns:0 carrier:0\n ...
How exactly does a generator comprehension work?
... rz.rz.
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What exception classes are in the standard C++ library
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TemplateRexTemplateRex
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Using the RUN instruction in a Dockerfile with 'source' does not work
... "source is a bourne shell builtin and a POSIX `special' builtin" -- ss64.com/bash/source.html linux.die.net/man/1/sh ... . /source also accepts positional parameters after the filename
– Wes Turner
Jul 27 '16 at 16:31
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How do you create nested dict in Python?
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UPDATE: For an arbitrary length of a nested dictionary, go to this answer.
Use the defaultdict...
Indent starting from the second line of a paragraph with CSS
...tags with the following single pixel img:
<img src="data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==" style="float:left;width:260px;height:44px;" />
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