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Parameterize an SQL IN clause
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Make sure you test on tags that have pipes in them.
– Joel Coehoorn
Dec 3 '08 at 17:16
18
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Null coalescing in powershell
...t a variable is defined first. If you set $myval = $null before doing the test, the error should go away.
– StephenD
Jul 4 '19 at 8:06
1
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Determine if Python is running inside virtualenv
...at() != sys.prefix
If you only care about supported Python versions and latest virtualenv, you can replace get_base_prefix_compat() with simply sys.base_prefix.
Using the VIRTUAL_ENV environment variable is not reliable. It is set by the virtualenv activate shell script, but a virtualenv can be use...
Auto line-wrapping in SVG text
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I was testing this code in FF, the browser didnt showed me either the textArea element or the foreignObject child. Then after reading the spec, found that requiredFeatures attribute behaves in such a way that, when its list evalut...
Rails 3.1: Engine vs. Mountable App
...ns:
[--full] # Generate a rails engine with bundled Rails application for testing
[--mountable] # Generate mountable isolated application
This gives the impression that you use --full to create an "engine" and --mountable to create something else called a "mountable application", when in fact they...
No ConcurrentList in .Net 4.0?
...This was the goal of my ConcurrentList<T> implementation. But when I tested its performance in multithreaded scenarios, I found that simply synchronizing adds to a List<T> was faster. Basically, adding to a List<T> is lightning fast already; the complexity of the computational step...
Slow Requests on Local Flask Server
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thanks a lot! suddenly dev testing is snappy and responsive! my only question: as the Mac hosts file indicates that removing localhost could affect my Mac's operations, I wonder whether it is referring to this line (or the one that simply locates loc...
How can I write output from a unit test?
Any call in my unit tests to either Debug.Write(line) or Console.Write(Line) simply gets skipped over while debugging and the output is never printed. Calls to these functions from within classes I'm using work fine.
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How to git-cherry-pick only changes to certain files?
...flicting section, which cherry-pick would probably also yield anyway. I'll test this next time I need it, definitely an interesting approach
– Tobias Kienzler
Mar 2 '16 at 12:54
2
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Detecting endianness programmatically in a C++ program
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I've tested this, and in both gcc 4.0.1 and gcc 4.4.1 the result of this function can be determined at compile time and treated as a constant. This means that the compiler will drop if branches that depend solely on the result of...