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When is the thread pool used?
...erver in Node.js and call sleep on one of my routed path events (such as "/test/sleep"), the whole system comes to a halt. Even the single listener thread. But my understanding was that this code is happening on the worker pool.
There is no sleep mechanism in JavaScript. We could discuss this more...
Creating a simple XML file using python
...ome vlaue2"
tree = ET.ElementTree(root)
tree.write("filename.xml")
I've tested it and it works, but I'm assuming whitespace isn't significant. If you need "prettyprint" indentation, let me know and I'll look up how to do that. (It may be an LXML-specific option. I don't use the stdlib implementat...
android.view.InflateException: Binary XML file line #12: Error inflating class
...
If your problem is with instrumentation tests, then try this: stackoverflow.com/q/24904445
– Jerry Destremps
Oct 7 '16 at 20:37
...
What C++ Smart Pointer Implementations are available?
...compile-time directive, allowing it to be used to help catch bugs in debug/test/beta modes while incurring no overhead cost in release mode.
Here is an article describing why and how to use them. (Note, shameless plug.)
sha...
CALayer with transparent hole in it
...Layer
// Add the view so it is visible.
self.view.addSubview(overlay)
I tested the code above, and here is the result:
I added a library to CocoaPods that abstracts away a lot of the above code and allows you to easily create overlays with rectangular/circular holes, allowing the user to inte...
What is a correct mime type for docx, pptx etc?
...may supply either of .xls, .xlsx or .xlsm and you don't want to write code testing extension and supplying MIME-type for each of them. Let the system do this job.
Python 3
Using python-magic
>>> pip install python-magic
>>> import magic
>>> magic.from_file("Employee.pdf...
How efficient can Meteor be while sharing a huge collection among many clients?
...
The experiment that you can use to answer this question:
Install a test meteor: meteor create --example todos
Run it under Webkit inspector (WKI).
Examine the contents of the XHR messages moving across the wire.
Observe that the entire collection is not moved across the wire.
For tips on h...
Objective-C categories in static library
...tion to the linker." which is the opposite of what's quoted above. We just confirmed that you have to include when linking the app and not the library itself.
– Ken Aspeslagh
Sep 16 '10 at 19:57
...
using extern template (C++11)
...blem, and only use templates if noticeable performance gains can be made.
Tested in Ubuntu 18.04.
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How to draw circle in html page?
...
It is quite possible in HTML 5. Your options are: Embedded SVG and <canvas> tag.
To draw circle in embedded SVG:
<svg xmlns="http://www.w3.org/2000/svg">
<circle cx="50" cy="50" r="50" fill="red" />
</svg>
Circle in <canvas>:
var ca...