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Reading GHC Core
...olymorphism and operational readings of Core.
Related material that can aid understanding:
The GHC -fext-core output
I spent a lot of time learning Core by reading GHC source. Some is described in my undergraduate thesis from 2002, from page 16.
From using the ghc-core tool, to generate Core in ...
How does _gaq.push(['_trackPageLoadTime']) work?
... like it is loadEventStart-fetchStart:
h&&h[c]!=k&&h.isValidLoadTime?b=h[c]:e&&e[a]&&(b=e[a].loadEventStart-e[a].fetchStart);
For the above sample, that means it would record 4.14 seconds in the _trackPageLoadTime call.
From the W3C Navigation Timing spec:
fe...
Converting Go struct to JSON
...ization of the first rune determines visibility, is a much more reasonable idea than, "the name of a struct member determines the behavior". The visibility metadata needs to be stored somewhere and needs syntax to express it. Eventually it was determined that co opting the capitalization of the firs...
Copying files using rsync from remote server to local machine
...s. The command given by Johnnysweb would create a directory called copy inside /path/to/local/storage. Like so /path/to/local/storage/copy. If that's what you want great. However a more common scenario is you want to copy the contents of the remote directory into a directory in your local. Then you ...
JOIN two SELECT statement results
...
This works well, though I didn't specify that I want a LEFT JOIN so that records show up even if they have 0 late tasks.
– sylverfyre
May 10 '12 at 17:25
...
What's the difference between parenthesis $() and curly bracket ${} syntax in Makefile?
...ame (in GNU Make and in POSIX make).
I think that $(round brackets) look tidier, but that's just personal preference.
(Other answers point to the relevant sections of the GNU Make documentation, and note that you shouldn't mix the syntaxes within a single expression)
...
Is there a CSS not equals selector?
...matched" />
<input type="text" value="will not be matched" class="avoidme" />
<input type="text" value="will be matched" />
and the CSS
input:not(.avoidme) { background-color: green; }
Note: this workaround shouldn't be necessary any more; I'm leaving it here for context.
If y...
How make Eclipse/EGit recognize existing repository information after update?
...
This is ridiculous. The fact that I had to Google to find this solution is sad. I'm surprised Eclipse doesn't just turn it on for projects with a .git directory. Thanks for asking this and finding a solution, as I've been banging my...
Backporting Python 3 open(encoding=“utf-8”) to Python 2
...
I think Lennart's response below is much better as it provides more explanation and the caveat about the io module being slow in 2.x along with the suggestion to use codecs.open.
– gps
Jun 11 '12 at 19:10
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Is storing a delimited list in a database column really that bad?
...ble-scan. May have to resort to regular expressions, for example in MySQL:
idlist REGEXP '[[:<:]]2[[:>:]]'*
Hard to count elements in the list, or do other aggregate queries.
Hard to join the values to the lookup table they reference.
Hard to fetch the list in sorted order.
To solve these pro...