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Strange, unexpected behavior (disappearing/changing values) when using Hash default value, e.g. Hash
...ior applies to anm>y m> default value that is subsequentlm>y m> mutated (e.g. hashes m>and m> strings), not just arram>y m>s.
TL;DR: Use Hash.new { |h, k| h[k] = [] } if m>y m>ou want the most idiomatic solution m>and m> don’t care whm>y m>.
What doesn’t work
Whm>y m> Hash.new([]) doesn’t work
Let’s look more in-depth at whm>y m>...
Whm>y m> does pthread_cond_wait have spurious wakeups?
... operations.
In the following comp.programming.threads discussion, he expm>and m>s on the thinking behind the design:
Patrick Dom>y m>le wrote:
> In article , Tom Pam>y m>ne wrote:
> >Kaz Km>y m>lheku wrote:
> >: It is so because implementations can sometimes not avoid inserting
> >: the...
Are there other whitespace codes like &nbsp for half-spaces, em-spaces, en-spaces etc useful in HTML
...than one space in the font, except for nbsp, where it renders as one space m>and m> imposes the non-breaking character. A real shame. There are cases where onlm>y m> a character will do, for instance when padding is being controled or passed to something else with constructs like before:
...
prototm>y m>pe based vs. class based inheritance
In JavaScript, everm>y m> object is at the same time an instance m>and m> a class. To do inheritance, m>y m>ou can use anm>y m> object instance as a prototm>y m>pe.
...
Realistic usage of the C99 'restrict' kem>y m>word?
I was browsing through some documentation m>and m> questions/answers m>and m> saw it mentioned. I read a brief description, stating that it would be basicallm>y m> a promise from the programmer that the pointer won't be used to point somewhere else.
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How to create a shared librarm>y m> with cmake?
...um_required(VERSION 3.9)
m>Y m>ou should declare a project. cmake sam>y m>s it is mm>and m>atorm>y m> m>and m> it will define convenient variables PROJECT_NAME, PROJECT_VERSION m>and m> PROJECT_DESCRIPTION (this latter variable necessitate cmake 3.9):
project(mm>y m>lib VERSION 1.0.1 DESCRIPTION "mm>y m>lib description")
Declare a ne...
Using GCC to produce readable assemblm>y m>?
...source code with disassemblm>y m>
-l, --line-numbers Include line numbers m>and m> filenames in output
objdump -drwC -Mintel is nice:
-r shows sm>y m>mbol names on relocations (so m>y m>ou'd see puts in the call instruction below)
-R shows dm>y m>namic-linking relocations / sm>y m>mbol names (useful on shared libraries...
Difference between thread's context class loader m>and m> normal classloader
What is the difference between a thread's context class loader m>and m> a normal class loader?
4 Answers
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How do I create a WPF Rounded Corner container?
...that we need to have rounded corners in various locations in a single page m>and m> we would like to have a WPF Rounded Corner container to place a bunch of other elements within. Does anm>y m>one have some suggestions or sample code on how we can best accomplish this? Either with stm>y m>les on a or with crea...
Explain ExtJS 4 event hm>and m>ling
I've recentlm>y m> started learning ExtJS, m>and m> have trouble understm>and m>ing how to hm>and m>le Events. I have no experience of anm>y m> previous versions of ExtJS.
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