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Which version of Perl should I use on Windows? [closed]
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Strawberry Perl is just getting better and better. One problem I've repeatedly had with ActiveState is that my modules sometimes fail to install because I need an upgrade to a core module, but they won't allow that. Thus, everybody who doesn't use Windows can us...
node.js execute system command synchronously
...sion 0.12 - so for a while) supports execSync:
child_process.execSync(command[, options])
You can now directly do this:
const execSync = require('child_process').execSync;
code = execSync('node -v');
and it'll do what you expect. (Defaults to pipe the i/o results to the parent process). Note t...
Get event listeners attached to node using addEventListener
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Chrome DevTools, Safari Inspector and Firebug support getEventListeners(node).
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How to simulate Android killing my process
Android will kill a process if it is in the background and the OS decides it needs the resources (RAM, CPU, etc.). I need to be able to simulate this behaviour during testing so that I can ensure that my application is behaving correctly. I want to be able to do this in an automated way so that I ca...
How to forward declare a template class in namespace std?
and used that function in my main. I get errors. Of course, I know that there are more template params for std::list (allocator I think). But, that is beside the point. Do I have to know the full template declaration of a template class to be able to forward declare it?
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Implement touch using Python?
touch is a Unix utility that sets the modification and access times of files to the current time of day. If the file doesn't exist, it is created with default permissions.
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What is the difference between SQL Server 2012 Express versions?
... this page http://www.microsoft.com/en-us/download/details.aspx?id=29062 and I am a bit confused about the different versions here.
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How can I expose more than 1 port with Docker?
... EXPOSE is only documentation for the ports that are published and useful for linking only. A complete list of ports can be found using -P and they will be automatically mapped to an available port on the host.
– Arun Gupta
Oct 20 '15 at 11:01
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Print current call stack from a method in Python code
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Here's an example of getting the stack via the traceback module, and printing it:
import traceback
def f():
g()
def g():
for line in traceback.format_stack():
print(line.strip())
f()
# Prints:
# File "so-stack.py", line 10, in <module>
# f()
# File "so-stack....
How to get GET (query string) variables in Express.js on Node.js?
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In Express it's already done for you and you can simply use req.query for that:
var id = req.query.id; // $_GET["id"]
Otherwise, in NodeJS, you can access req.url and the builtin url module to url.parse it manually:
var url = require('url');
var url_parts = url...