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What are file descriptors, explained in simple terms?
..., if you want to interface directly with the kernel, using system calls to read(), write(), close() etc. the handle you use is a file descriptor.
There is a layer of abstraction overlaid on the system calls, which is the stdio interface. This provides more functionality/features than the basic syst...
Are global variables bad? [closed]
...these, it becomes increasingly hard to figure out which functions actually read and write these variables.
To understand how the application works, you pretty much have to take into account every function which modifies the global state. That can be done, but as the application grows it will get h...
How do I find the MySQL my.cnf location
...
Run mysql --help and you will see Default options are read from the following files in the given order: /etc/my.cnf /etc/mysql/my.cnf /usr/local/etc/my.cnf ~/.my.cnf
– Hanxue
Dec 16 '15 at 3:44
...
Read Post Data submitted to ASP.Net Form
...
Read the Request.Form NameValueCollection and process your logic accordingly:
NameValueCollection nvc = Request.Form;
string userName, password;
if (!string.IsNullOrEmpty(nvc["txtUserName"]))
{
userName = nvc["txtUserName"...
Uncaught TypeError: Cannot read property 'msie' of undefined - jQuery tools
I am getting the following error in Chrome dev console:
12 Answers
12
...
What happens when a computer program runs?
... like.
+---------+
| bss | Uninitialized global variables; must be in read-write memory area
+---------+
| data | data segment, for globals and static variables that are initialized
| | (can further be split up into read-only and read-write areas, with
| | read-only areas ...
Optimal number of threads per core
...eally parallelizable, so I can run chunks of it on an infinite number of threads and each thread takes the same amount of time.
...
Ruby: How to post a file via HTTP as multipart/form-data?
...t goals than your own.
Here is a little example on how to use it from the README:
require 'net/http/post/multipart'
url = URI.parse('http://www.example.com/upload')
File.open("./image.jpg") do |jpg|
req = Net::HTTP::Post::Multipart.new url.path,
"file" => UploadIO.new(jpg, "image/jpeg", ...
Write bytes to file
...ck. You'll need add using System.IO at the top of your file if you don't already have it.
public bool ByteArrayToFile(string fileName, byte[] byteArray)
{
try
{
using (var fs = new FileStream(fileName, FileMode.Create, FileAccess.Write))
{
fs.Write(byteArray, 0, ...
Correct owner/group/permissions for Apache 2 site files/folders under Mac OS X?
...an access web content)
chmod -R g+rx ~/my/web/root (all web content is now readable/executable/enterable by _www)
All other solutions leave files open to other local users (who are part of the "staff" group as well as obviously being in the "o"/others group). These users may then freely browse an...