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Purpose of memory alignment
... have the vastly smaller width of the cache line size. This will be on the order of 128 bits.
So:
262,144 bits - size of memory
128 bits - size of bus
Misaligned accesses will occasionally overlap two cache lines, and this will require an entirely new cache read in order to obtain the data. ...
How to store a list in a column of a database table
...re designed specifically to store one value per row/column combination. In order to store more than one value, you must serialize your list into a single value for storage, then deserialize it upon retrieval. There is no other way to do what you're talking about (because what you're talking about is...
How do I do a not equal in Django queryset filtering?
... @danigosa That doesn't seem right. I just tried this myself, and the order of exclude and filter calls didn't make any meaningful difference. The order of the conditions in the WHERE clause changes, but how does that matter?
– coredumperror
Apr 7 '16 at 1...
Difference between a Structure and a Union
...2
You can clearly see where the 0x22 overwrote the 0xEF.
BUT
In C, the order of bytes in an int are not defined. This program overwrote the 0xEF with 0x22 on my Mac, but there are other platforms where it would overwrite the 0xDE instead because the order of the bytes that make up the int were r...
Is it possible to focus on a using JavaScript focus() function?
...
Yes - this is possible. In order to do it, you need to assign a tabindex...
<div tabindex="0">Hello World</div>
A tabindex of 0 will put the tag "in the natural tab order of the page". A higher number will give it a specific order of pri...
Single Page Application: advantages and disadvantages [closed]
...ld also
work with any updates in data like notifications, profile update etc
An alternate perspective: Aside from your website, will your project
involve a native mobile app? If yes, you are most likely going to be
feeding raw data to that native app from a server (ie JSON) and doing
cl...
How can I get the max (or min) value in a vector?
...1, 2, 3, -1, -2, -3};
If the vector is sorted in ascending or descending order then you can find it with complexity O(1).
For a vector of ascending order the first element is the smallest element, you can get it by v[0] (0 based indexing) and last element is the largest element, you can get it b...
Difference between size_t and unsigned int?
...t idea how could anyone be expected to use calloc() (and family), strlen() etc.? That seems to me absurd.
– Pryftan
Nov 17 '19 at 20:35
...
Developing cross platform mobile application [closed]
...ailable:
Android, iOS, Moblin, Windows mobile 7, RIM, symbian, bada, maemo etc.
5 Answers
...
Iterate over a Javascript associative array in sorted order
...nary-like object should I use if I want to iterate over the keys in sorted order?" then you might develop an object like this:
var a = {
keys : new Array(),
hash : new Object(),
set : function(key, value) {
if (typeof(this.hash[key]) == "undefined") { this.keys.push(key); }
this.hash[...