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Invert “if” statement to reduce nesting
...iredAmount();
return normalPayAmount();
};
I've picked this code from the refactoring catalog. This specific refactoring is called: Replace Nested Conditional with Guard Clauses.
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When is it appropriate to use C# partial classes?
...nting interfaces in C#, and keeping the interface members clearly seperate from the class-members: stackoverflow.com/questions/3601901/why-use-partial-classes/…
– STW
Aug 30 '10 at 21:14
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What did MongoDB not being ACID compliant before v4 really mean?
...DB can only work against a single document.
If you need to remove an item from inventory and add it to someone's order at the same time - you can't. Unless those two things - inventory and orders - exist in the same document (which they probably do not).
I encountered this very same issue in an a...
How does SSL really work?
...ing (#2 above).
But what if an adversary could modify packets sent to and from the server, and what if that adversary modified the certificate you were presented with and inserted their own public key or changed any other important details? If that happened, the adversary could intercept and modify...
Custom domain for GitHub project pages
...c are not clear or linear.
Step 1: Enable GitHub pages in GitHub settings
From your repo, click on the tab
Scroll down to the GitHub Pages section. You have two options:
Choosing master branch will treat /README.md as your web index.html. Choosing master branch /docs folder will treat /docs/REA...
Delete everything in a MongoDB database
...very single collection, and whatever else might be lying around, and start from scratch. Is there a single line of code that will let me do this? Bonus points for giving both a MongoDB console method and a MongoDB Ruby driver method.
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Convert object string to JSON
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If the string is from a trusted source, you could use eval then JSON.stringify the result. Like this:
var str = "{ hello: 'world', places: ['Africa', 'America', 'Asia', 'Australia'] }";
var json = JSON.stringify(eval("(" + str + ")"));
Not...
Ruby 'require' error: cannot load such file
...ur files to a different directory, or just want to start your Ruby process from a different directory, you'll have to rethink all of those require statements.
Using require to access files that are on the load path is a fine thing and Ruby gems do it all the time. But you shouldn't start the argum...
What's the difference between console.dir and console.log?
...ence with arrays (e.g., console.dir([1,2,3])) which are logged differently from normal objects:
> console.log([1,2,3])
[1, 2, 3]
> console.dir([1,2,3])
* Array[3]
0: 1
1: 2
2: 3
length: 3
* __proto__: Array[0]
concat: function concat() { [native code] }
co...
Automatic post-registration user authentication
We're building a business app from the ground up in Symfony 2, and I've run into a bit of a snag with the user registration flow: after the user creates an account, they should be automatically logged in with those credentials, instead of being immediately forced to provide their credentials again.
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