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add column to mysql table if it does not exist
... the script several times.
more info on continue handlers can be found at http://dev.mysql.com/doc/refman/5.0/en/declare-handler.html
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Is it possible to ping a server from Javascript?
...that.good();};
this.start = new Date().getTime();
this.img.src = "http://" + ip;
this.timer = setTimeout(function() { _that.bad();}, 1500);
}
}
This works on all types of servers that I've tested (web servers, ftp servers, and game servers). It also works with ports. If anyone enco...
Can I install Python windows packages into virtualenvs?
...
I ended up adapting a script (http://effbot.org/zone/python-register.htm) to register a Python installation in the registry. I can pick the Python to be the Python in the registry, run the Windows installer, then set the registry back:
# -*- encoding: u...
How to use permission_required decorators on django class-based views
... it was originally intended:
@login_required
def foo(request):
return HttpResponse('bar')
but will also work properly when used like so:
@login_required
class FooView(DetailView):
model = Foo
This seems to work fine in several cases i've recently come across, including this real-world ...
Unsupported major.minor version 52.0 [duplicate]
...pt/
# wget --no-cookies --no-check-certificate --header "Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie" "http://download.oracle.com/otn-pub/java/jdk/8u51-b16/jdk-8u51-linux-x64.tar.gz"
# tar xzf jdk-8u51-linux-x64.tar.gz
For 32 bit
# cd /opt/
# wg...
Returning binary file from controller in ASP.NET Web API
...
Try using a simple HttpResponseMessage with its Content property set to a StreamContent:
// using System.IO;
// using System.Net.Http;
// using System.Net.Http.Headers;
public HttpResponseMessage Post(string version, string environment,
s...
Redirecting from HTTP to HTTPS with PHP
...king on a shopping cart website and I would like to redirect the user to a HTTPS page when he's entering his billing details and maintain the HTTPS connection for the next pages until he logs out.
...
multiprocessing: How do I share a dict among multiple processes?
...- shared state that's treated as local by use of proxies or shared memory: http://docs.python.org/library/multiprocessing.html#sharing-state-between-processes
Relevant sections:
http://docs.python.org/library/multiprocessing.html#shared-ctypes-objects
http://docs.python.org/library/multiprocessin...
multiprocessing: sharing a large read-only object between processes?
... created earlier in the program?"
No (python before 3.8), and Yes in 3.8 (https://docs.python.org/3/library/multiprocessing.shared_memory.html#module-multiprocessing.shared_memory)
Processes have independent memory space.
Solution 1
To make best use of a large structure with lots of workers, do ...
#define macro for debug printing in C?
...l depend on the compiler and the flags you use.
TPOP was previously at http://plan9.bell-labs.com/cm/cs/tpop and http://cm.bell-labs.com/cm/cs/tpop but both are now (2015-08-10) broken.
Code in GitHub
If you're curious, you can look at this code in GitHub in my SOQ (Stack
Overflow Questions...