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SparseArray vs HashMap
...pe.
There are some variants for different key/value types, even though not all of them are publicly available.
Benefits are:
Allocation-free
No boxing
Drawbacks:
Generally slower, not indicated for large collections
They won't work in a non-Android project
HashMap can be replaced by the fol...
What is the 'cls' variable used for in Python classes?
...her details.
EDIT: As clarified by Adrien, it's a convention. You can actually use anything but cls and self are used (PEP8).
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Remove a character from the end of a variable
...hich is de facto in linux distribution and in this case users may have installed different external packages which can break the portability
– amenzhinsky
Jul 11 '14 at 8:46
2
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github markdown colspan
...com/livedemo.html :
Works in Jupyter Markdown.
Update:
As of 2019 year all pipes in the second line are compulsory in Jupyter Markdown.
| One | Two | Three | Four | Five | Six
|-|-|-|-|-|-
| Span <td colspan=3>triple <td colspan=2>double
minimally:
One | Two | Three | ...
What size do you use for varchar(MAX) in your parameter declaration?
I normally set my column size when creating a parameter in ADO.NET
5 Answers
5
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How are strings passed in .NET?
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A reference is passed; however, it's not technically passed by reference. This is a subtle, but very important distinction. Consider the following code:
void DoSomething(string strLocal)
{
strLocal = "local";
}
void Main()
{
string strMain = "main";
DoSomething...
How to invoke a Linux shell command from Java
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Thank you. This worked. Actually I used "sh" instead of "csh".
– Farshid
Jun 2 '12 at 11:12
5
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What are the “loose objects” that the Git GUI refers to?
... first two characters to improve performance of the File system as now not all the objects are stored in the same directory)
Objects stored as above are referred to as Loose objects.
When you start up with your repo, you mostly have loose objects. As the number goes high, it becomes inefficient an...
Java: using switch statement with enum under subclass
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Ok i feel so stupid :-( You are totally right, i was convinced i tried this exact line and got an error with that so i moved to qualify case, but your suggestion DOES work.
– Popokoko
Apr 15 '12 at 11:09
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Minimum and maximum date
I was wondering which is the minimum and the maximum date allowed for a Javascript Date object. I found that the minimum date is something like 200000 B.C., but I couldn't get any reference about it.
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