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Convert any object to a byte[]
... unmanaged buffers required.
var bytes = new byte[size];
var ptr = Marshal.AllocHGlobal(size);
// Copy object byte-to-byte to unmanaged memory.
Marshal.StructureToPtr(your_object, ptr, false);
// Copy data from unmanaged memory to managed buffer.
Marshal.Copy(ptr, bytes, 0, size);
// Release unmanag...
What is the best CSS Framework and are they worth the effort?
...ssues. You will invariably run into them, just as you would working with a PHP or JavaScript framework. And you need to know how to deal with them. There is a common saying that you should write your own framework first, before using someone else's.
Taking a quick peek at Blueprint, I would not re...
Single huge .css file vs. multiple smaller specific .css files? [closed]
... is something like
<link rel="stylesheet" type="text/css" href="allcss.php?files=positions.css,buttons.css,copy.css" />
Then, the allcss.php script handles concatenating the files and delivering them.
Ideally, the script would check the mod dates on all the files, creates a new composite i...
Remove specific characters from a string in Python
...
This probably isn't performant because you're allocating a new string for every character
– OneCricketeer
Dec 3 '18 at 14:37
add a comment
...
How to write LDAP query to test if user is member of a group?
...ing to do what you say can not be done. How can I go about doing that with PHP? Is it possible to have the same result in another way? to find all groups start with SPS and then whatever... I can always grab everything and loop my array then preg match to the CN I want but I prefer just searching f...
Mongoose (mongodb) batch insert?
...
insertMany doesn't work for me. I got a fatal error allocation failed. But if I use collection.insert It works perfectly.
– John
Dec 12 '16 at 13:03
...
Comparing two byte arrays in .NET
...11 software license
// Ref: http://www.opensource.org/licenses/mit-license.php.
static unsafe bool UnsafeCompare(byte[] a1, byte[] a2) {
if(a1==a2) return true;
if(a1==null || a2==null || a1.Length!=a2.Length)
return false;
fixed (byte* p1=a1, p2=a2) {
byte* x1=p1, x2=p2;
int l = a...
How to append text to an existing file in Java?
...r }catch(IOException ex){ ex.printStackTrace(); }
– php_coder_3809625
Aug 18 '16 at 12:12
...
MySQL select 10 random rows from 600K rows fast
...d 2Gb size. See here my code: Fast selection of random rows in MySQL
<?php
$time= microtime_float();
$sql='SELECT COUNT(*) FROM pages';
$rquery= BD_Ejecutar($sql);
list($num_records)=mysql_fetch_row($rquery);
mysql_free_result($rquery);
$sql="SELECT id FROM pages WHERE RAND()*$num_records<2...
Heap vs Binary Search Tree (BST)
...le its size takes O(n) worst case, while the tree heap just does new small allocations for each node.
Still, the backing array doubling is O(1) amortized, so it comes down to a maximum latency consideration. Mentioned here.
Philosophy
BSTs maintain a global property between a parent and all desc...