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How does Bluebird's util.toFastProperties function make an object's properties “fast”?
...mizations - all the below is still valid.
Let's first discuss what it does and why that's faster and then why it works.
What it does
The V8 engine uses two object representations:
Dictionary mode - in which object are stored as key - value maps as a hash map.
Fast mode - in which objects are stored...
Function of Project > Clean in Eclipse
...ders that you have in your project (they can choose to interpret clean command however they like) and whether you have auto-build turned on. If auto-build is on, invoking clean is equivalent of a clean build. First artifacts are removed, then a full build is invoked. If auto-build is off, clean will...
When do you use the Bridge Pattern? How is it different from Adapter pattern?
...ttern Wikipedia entry). The Bridge pattern is a composite of the Template and Strategy patterns.
It is a common view some aspects of the Adapter pattern in the Bridge pattern. However, to quote from this article:
At first sight, the Bridge pattern looks a lot like the Adapter pattern in that ...
Turn a string into a valid filename?
...ramework for how they create a "slug" from arbitrary text. A slug is URL- and filename- friendly.
The Django text utils define a function, slugify(), that's probably the gold standard for this kind of thing. Essentially, their code is the following.
def slugify(value):
"""
Normalizes str...
PHP Warning: PHP Startup: Unable to load dynamic library
I run a PHP script and get this error:
19 Answers
19
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When should I use Debug.Assert()?
...graduated with a CS degree. I've known about assertions for a while in C++ and C, but had no idea they existed in C# and .NET at all until recently.
...
Removing Data From ElasticSearch
...called KOPF, to connect to your host please click on the logo on top left hand corner and enter the URL of your cluster.
Once connected you will be able to administer your entire cluster, delete, optimise and tune your cluster.
...
GDB corrupted stack frame - How to debug?
...
Those bogus adresses (0x00000002 and the like) are actually PC values, not SP values. Now, when you get this kind of SEGV, with a bogus (very small) PC address, 99% of the time it's due to calling through a bogus function pointer. Note that virtual calls i...
Code Golf - π day
...
In dc: 88 and 93 93 94 96 102 105 129 138 141 chars
Just in case, I am using OpenBSD and some supposedly non-portable extensions at this point.
93 chars. This is based on same formula as FORTRAN solution (slightly different results t...
How do I do a case-insensitive string comparison?
...hos”) has all three: uppercase at the front, lowercase final at the end, and lowercase nonfinal at the third position. If your two strings are Σίσυφος and ΣΊΣΥΦΟΣ, then your approach fails, because those are supposed to be the same case insensitively.
– tchrist...