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Are Swift variables atomic?
In Objective-C you have a distinction between atomic and nonatomic properties:
6 Answers
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Map Tiling Algorithm
I'm making a tile based RPG with Javascript, using perlin noise heightmaps, then assigning a tile type based on the height of the noise.
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Get column index from column name in python pandas
In R when you need to retrieve a column index based on the name of the column you could do
7 Answers
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How to test chrome extensions?
...extension that interacts with a website as a content script and saves data using localstorage. Are there any tools, frameworks, etc. that I can use to test this behavior? I realize there are some generic tools for testing javascript, but are those sufficiently power to test an extension? Unit testin...
Selectors in Objective-C?
First, I'm not sure I really understand what a selector is. From my understanding, it's the name of a method, and you can assign it to a class of type 'SEL' and then run methods such as respondToSelector to see if the receiver implements that method. Can someone offer up a better explanation?
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How can I default a parameter to Guid.Empty in C#?
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Solution
You can use new Guid() instead
public void Problem(Guid optional = new Guid())
{
// when called without parameters this will be true
var guidIsEmpty = optional == Guid.Empty;
}
You can also use default(Guid)
de...
Only using @JsonIgnore during serialization, but not deserialization
I have a user object that is sent to and from the server. When I send out the user object, I don't want to send the hashed password to the client. So, I added @JsonIgnore on the password property, but this also blocks it from being deserialized into the password that makes it hard to sign up users...
Can we write our own iterator in Java?
...ntaining [alice, bob, abigail, charlie] and I want to write an iterator such that it iterates over elements that begin with 'a', can I write my own ? How can I do that ?
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What's the difference between a Python “property” and “attribute”?
I am generally confused about the difference between a "property" and an "attribute", and can't find a great resource to concisely detail the differences.
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Search for executable files using find command
What type of parameter/flag can I use with the Unix find command so that I search executables?
10 Answers
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