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What's the best practice for primary keys in tables?
...hese "primary key" can change for real world situations.
On surrogate vs natural key, I refer to the rules above. If the natural key is small and will never change it can be used as a primary key. If the natural key is large or likely to change I use surrogate keys. If there is no primary key I...
Is modern C++ becoming more prevalent? [closed]
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community wiki
5 revs, 5 users 73%JohnMcG
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How do I call setattr() on the current module?
...ct). I use vars() at module scope as it saves 3 characters, one syllable, vs its synonym-in-that-scope globals();-)
– Alex Martelli
May 29 '10 at 3:39
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Print function log /stack trace for entire program using firebug
...king for a way to compare function logs for when the program ran correctly vs when it did not.
– amccormack
Jan 12 '11 at 19:22
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Entity Framework rollback and remove bad migration
...e help command:
PM> get-help entityframework
Refreshing dastabase in VS2015 SQL Server Object Explorer, all of my data was preserved and the migration that I wanted to revert was gone :)
Initially I tried Remove-Migration by itself and found the error command confusing:
System.InvalidOper...
Why should a function have only one exit-point? [closed]
...Single entry and exit point was original concept of structured programming vs step by step Spaghetti Coding. There is a belief that multiple exit-point functions require more code since you have to do proper clean up of memory spaces allocated for variables. Consider a scenario where function alloca...
Get the full URL in PHP
...n and is not available for IPv6 according to kralyk.
Related:
HTTP_HOST vs. SERVER_NAME
Is Port Number Required in HTTP "Host" Header Parameter?
https://stackoverflow.com/a/28049503/175071
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Convert a RGB Color Value to a Hexadecimal String
...pital X's if you want your resulting hex-digits to be capitalized (#FFFFFF vs. #ffffff).
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How do I 'overwrite', rather than 'merge', a branch on another branch in Git?
...is. Here's a small example to show the two results from using the strategy vs the strategy option. I also recommend reading the question and answers of (Git Merging) When to use 'ours' strategy, 'ours' option and 'theirs' option?
First, setup a repository with 2 branches and 3 commits (1 base commit...
UIView frame, bounds and center
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community wiki
14 revs, 3 users 91%Lorenzo Boaro
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