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What is the difference between a mutable and immutable string in C#?
What is the difference between a mutable and immutable string in C#?
15 Answers
15
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Best practices for in-app database migration for Sqlite
I am using sqlite for my iphone and I anticipate the database schema might change over time. What are the gotchas, naming conventions and things to watch out for to do a successful migration each time?
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Removing duplicates from a list of lists
...pby(k))
[[1, 2], [3], [4], [5, 6, 2]]
itertools often offers the fastest and most powerful solutions to this kind of problems, and is well worth getting intimately familiar with!-)
Edit: as I mention in a comment, normal optimization efforts are focused on large inputs (the big-O approach) becaus...
Relative URLs in WordPress
... is much more convenient for switching domain names, changing between http and https etc. Today I discovered that if you define WP_CONTENT_URL with a relative url then when you insert files into posts they use the relative url for the src instead of absolute url. Just what I've always wanted! But th...
Java HashMap performance optimization / alternative
...or every object:
public int hashCode() {
// assume that both a and b are sorted
return a[0] + powerOf52(a[1], 1) + powerOf52(b[0], 2) + powerOf52(b[1], 3) + powerOf52(b[2], 4);
}
public static int powerOf52(byte b, int power) {
int result = b;
for (int i = 0; i < p...
Android Studio vs Eclipse + ADT Plugin? [closed]
...er update (25th of October 2016):
TL;DR
Eclipse ADT has been deprecated and should no longer be used.
Android Studio is a stable product and is updated much more frequently than IntelliJ
I chose to use Android Studio over IntelliJ about a year ago and haven't looked back.
When in doubt, use Andro...
Ways to save Backbone.js model data?
I am more into front end development and have recently started exploring Backbone.js into my app. I want to persist the model data to the server.
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C# DLL config file
...
It is not trivial to create a .NET configuration file for a .DLL, and for good reason. The .NET configuration mechanism has a lot of features built into it to facilitate easy upgrading/updating of the app, and to protect installed apps from trampling each others configuration files.
There...
Is there ever a time where using a database 1:1 relationship makes sense?
I was thinking the other day on normalization, and it occurred to me, I cannot think of a time where there should be a 1:1 relationship in a database.
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How can I test what my readme.md file will look like before committing to github?
...tepag seems to be down now. Personally I use Dillinger since it just works and saves all my documents in my browser's local database.
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