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What is the difference between Factory and Strategy patterns?
...oding to abstractions rather than "concretions" then a lot of the patterns start looking like variations on a theme.
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Find first element by predicate
I've just started playing with Java 8 lambdas and I'm trying to implement some of the things that I'm used to in functional languages.
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Dealing with multiple Python versions and PIP?
...up.py install". Personally I find this solution to be not very nice. For a start I didn't even know the pip command wasn't a binary. This isn't a criticism of @bwinton, I'm just surprised there isn't a better way to do this.
– Mike Vella
Apr 18 '12 at 13:17
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The multi-part identifier could not be bound
...r. For example the project I created was CTU SQL Project so I made sure I started my script with USE [CTU SQL Project] as my first line like below.
USE [CTU SQL Project]
SELECT Advisors.First
Load multiple packages at once
...ds for package. Every function in the package that is useful and exported starts with p_. Plus we tend to use library a bit and that's an additional 7 characters. 7 characters x ~1000000 life time uses of the function x .5 seconds per character = 3500000 seconds. That's 58333.33 minutes, 972.222...
Copying files from host to Docker container
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The cleanest way is to mount a host directory on the container when starting the container:
{host} docker run -v /path/to/hostdir:/mnt --name my_container my_image
{host} docker exec -it my_container bash
{container} cp /mnt/sourcefile /path/to/destfile
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INSTALL_FAILED_NO_MATCHING_ABIS when install apk
... folder. I'm sure there's a way to automate installing upon Run but I just start my preferred HAXM emulator and use command line:
adb install (yourapp)-x86-debug.apk
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Unit testing that events are raised in C# (in order)
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If you're doing TDD then event testing can start to generate a lot of repetitive code. I wrote an event monitor that enables a much cleaner approach to unit test writing for these situations.
var publisher = new PropertyChangedEventPublisher();
Action test = () =>...
Filter by process/PID in Wireshark
... do. This may be critical to see what's going on in the process during its startup. As a workaround I could get general idea using ProcMon from SysInternals.)
– c00000fd
Feb 25 '17 at 1:35
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Is there a shortcut to move between header and source file in VC++?
...e file
ALT + O = Open a file (supports instant search via typing, like the start menu in Windows Vista/7).
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