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Why is the JVM stack-based and the Dalvik VM register-based?
...nd to perform optimally on architectures which have "enough" registers for whatever code you're running.
– Mark Bessey
Apr 27 '10 at 20:03
...
Reasons for using the set.seed function
...e come from trying to debug your program, or of course from trying to redo what it does:
These two results we will "never" reproduce as I just asked for something "random":
R> sample(LETTERS, 5)
[1] "K" "N" "R" "Z" "G"
R> sample(LETTERS, 5)
[1] "L" "P" "J" "E" "D"
These two, however, are i...
A CORS POST request works from plain JavaScript, but why not with jQuery?
...lowed,
and how long this authorization will
last. For example, here is what the
Punjab and ejabberd patches I did
return for OPTIONS:
Access-Control-Allow-Origin: *
Access-Control-Allow-Methods: GET, POST, OPTIONS
Access-Control-Allow-Headers: Content-Type
Access-Control-Max-Age: 86400
...
How do I resize a Google Map with JavaScript after it has loaded?
...re-size your Map.
No need to inspect element anymore to re-size your Map.
What it does it will automatically trigger re-size event .
google.maps.event.addListener(map, "idle", function()
{
google.maps.event.trigger(map, 'resize');
});
map_array[Next].setZoo...
Import a file from a subdirectory?
...e import myMethod. But I get ModuleNotFoundError: No module named 'utils'. What could be wrong? P.S: I am using Django and trying to import in views.py which is at the same level as utils folder
– Jagruti
Mar 18 '19 at 8:16
...
How to escape JSON string?
...
Building on the answer by Dejan, what you can do is import System.Web.Helpers .NET Framework assembly, then use the following function:
static string EscapeForJson(string s) {
string quoted = System.Web.Helpers.Json.Encode(s);
return quoted.Substring(1...
How to expand/collapse a diff sections in Vimdiff?
...ling on both buffers, reenable by :set scrollbind and scrolling.
Most of what you asked for is folding: vim user manual's chapter on folding. Outside of diffs I sometime use:
zo -> open fold.
zc -> close fold.
But you'll probably be better served by:
zr -> reducing folding level.
zm...
Subtract one day from datetime
...
I am not certain about what precisely you are trying to do, but I think this SQL function will help you:
SELECT DATEADD(day,-1,'2013-04-01 16:25:00.250')
The above will give you 2013-03-31 16:25:00.250.
It takes you back exactly one day and wor...
C++ Const Usage Explanation
...thing on its left, so it applies to the pointer.
This rule also tells you what would happen in the case where you have const int const *. Since both const's apply to int this expression is redundant and therefore invalid.
s...
Maven command to list lifecycle phases along with bound goals?
... with all variables and all parent POMs expanded. This helps to understand what Maven sees. From that, it's pretty simple to find all the additional goals (which usually aren't that many).
The bigger problem is the implicit goals (i.e. when a plugin hooks itself to some phases of the lifecycle auto...