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How do I declare class-level properties in Objective-C?
Maybe this is obvious, but I don't know how to declare class properties in Objective-C.
10 Answers
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How to embed a video into GitHub README.md?
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The "Github Flavored Markdown" doesn't support this kind of feature for any page:
An old support thread "Embed YouTube videos in markdown files" stated:
With pages.github.io, yes, everywhere else, no.
(Note: as detailed in "Github Top-Level Projec...
Converting newline formatting from Mac to Windows
... to be with newline formatting in text files, but I can't find a tool to make the conversion...
12 Answers
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How to sort an ArrayList in Java [duplicate]
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Use a Comparator like this:
List<Fruit> fruits= new ArrayList<Fruit>();
Fruit fruit;
for(int i = 0; i < 100; i++)
{
fruit = new Fruit();
fruit.setname(...);
fruits.add(fruit);
}
// Sorting
Collections.sort(fruits, new Co...
Why can't I make a vector of references?
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The component type of containers like vectors must be assignable. References are not assignable (you can only initialize them once when they are declared, and you cannot make them reference something else later). Other non-assignable types are also not allowed...
Percentage width in a RelativeLayout
I am working on a form layout for a Login Activity in my Android App. The image below is how I want it to look like:
14 A...
How to upload a file to directory in S3 bucket using boto
I want to copy a file in s3 bucket using python.
13 Answers
13
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How many constructor arguments is too many?
...answered Sep 2 '08 at 19:08
toolkittoolkit
46.6k1717 gold badges101101 silver badges132132 bronze badges
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Naming returned columns in Pandas aggregate function? [duplicate]
...ta.groupby(...).agg(...)
df.columns = df.columns.droplevel(0)
If you'd like to keep the outermost level, you can use the ravel() function on the multi-level column to form new labels:
df.columns = ["_".join(x) for x in df.columns.ravel()]
For example:
import pandas as pd
import pandas.rpy.co...
Is there any connection string parser in C#?
I have a connection string and I want to be able to peek out for example "Data Source".
Is there a parser, or do I have to search the string?
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