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Why is the JVM stack-based and the Dalvik VM register-based?
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More detailed explanation can be found here: markfaction.wordpress.com/2012/07/15/…
– noego
Jul 18 '14 at 8:05
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Select the values of one property on all objects of an array in PowerShell
...ly on the command line, sometimes being able to type the command easily is more important.
Here is an easy-to-type alternative, which, however is the slowest approach; it uses simplified ForEach-Object syntax called an operation statement (again, PSv3+):
; e.g., the following PSv3+ solution is easy...
What does “coalgebra” mean in the context of programming?
... Mempty = Mempty
So we can generalize our idea of an algebra even more. It's just some type τ with a function f τ → τ for some functor f. In fact, we could write this out as a typeclass:
class Functor f ⇒ Algebra f τ where
op ∷ f τ → τ
This is often called an "F-algebra" ...
Node.js + Nginx - What now?
... the request to the node.js server with the correct headers
# and much more can be added, see nginx config options
location / {
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header Host $http_host;
prox...
Convert a series of parent-child relationships into a hierarchical tree?
... )
)
)
)
)
)
If you want a bit more efficiency, you can combine those functions into one and reduce the number of iterations made:
function parseAndPrintTree($root, $tree) {
$return = array();
if(!is_null($tree) && count($tree) > 0) {
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What does the ??!??! operator do in C?
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Possible origin of trigraphs or as @DwB points out in the comments it's more likely due to EBCDIC being difficult (again). This discussion on the IBM developerworks board seems to support that theory.
From ISO/IEC 9899:1999 §5.2.1.1, footnote 12 (h/t @Random832):
The trigraph sequences enab...
SQL injection that gets around mysql_real_escape_string()
...kka, Although the usual example is DROP TABLE, in practice the attacker is more likely to SELECT passwd FROM users. In the latter case, the second query is usually executed by use of a UNION clause.
– Jacco
May 21 '12 at 9:47
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How to show the “Are you sure you want to navigate away from this page?” when changes committed?
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For a simple check, or you can add more complex validation on each change
– Keith
Jul 13 '09 at 15:09
1
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Solutions for distributing HTML5 applications as desktop applications? [closed]
...ple will likely find it easier to use a project like node-webkit, which is more generic by design.
says the readme, but there are quite a lot of folks out there who did it nevertheless.
Frameworks + Tools
Adobe AIR, as another answers suggested.
The Adobe® AIR® runtime enables developers...