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Bring element to front using CSS
...es to front using CSS . I've already tried setting z-index to 1000 and position to relative, but it still fails.
4 Answers...
How to access and test an internal (non-exports) function in a node.js module?
... how to test internal (i.e. not exported) functions in nodejs (preferably with mocha or jasmine). And i have no idea!
7 Ans...
Log exception with traceback
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Use logging.exception from within the except: handler/block to log the current exception along with the trace information, prepended with a message.
import logging
LOG_FILENAME = '/tmp/logging_example.out'
logging.basicConfig(filename=LOG_FILENAME, lev...
What's the canonical way to check for type in Python?
...iven object is of a given type? How about checking whether the object inherits from a given type?
13 Answers
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This type of CollectionView does not support changes to its SourceCollection from a thread different
...nce your ObservableCollection is created on UI thread, you can only modify it from UI thread and not from other threads. This is termed as thread affinity.
If you ever need to update objects created on UI thread from different thread, simply put the delegate on UI Dispatcher and that will do work f...
Delete files older than 15 days using PowerShell
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The given answers will only delete files (which admittedly is what is in the title of this post), but here's some code that will first delete all of the files older than 15 days, and then recursively delete any empty directories that may have been left behind. My code also us...
What is the use of join() in Python threading?
...nstrate the mechanism:
The join() is presumably called by the main-thread. It could also be called by another thread, but would needlessly complicate the diagram.
join-calling should be placed in the track of the main-thread, but to express thread-relation and keep it as simple as possible, I choos...
How to use timeit module
I understand the concept of what timeit does but I am not sure how to implement it in my code.
14 Answers
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Get URL query string parameters
...follow
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edited Jun 10 '19 at 19:32
tbc
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answered Dec...
Callback functions in C++
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Note: Most of the answers cover function pointers which is one possibility to achieve "callback" logic in C++, but as of today not the most favourable one I think.
What are callbacks(?) and why to use them(!)
A callback is a callable (see further down) accepted by a class or function, used to ...