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How to create the perfect OOP application [closed]
...e a kind of Item
Items may be Imported Goods
An Item has a Name which is a String
An Item has a Shelf Price which is a Decimal. (Note: does an item really have a price? two identical washing machines might be for sale for different prices at different stores, or at the same store at different times....
Java, How do I get current index/key in “for each” loop [duplicate]
... reason is you can use the condensed for syntax to loop over any Iterable, and it's not guaranteed that the values actually have an "index"
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Syntax highlighting/colorizing cat
...ny text file as 'bold', and will print any binary file as red. You can use strings instead of cat for printing binary files and you can enhance the logic to make it suit your needs.
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Check if item is in an array / list
If I've got an array of strings, can I check to see if a string is in the array without doing a for loop? Specifically, I'm looking for a way to do it within an if statement, so something like this:
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How do I make Vim do normal (Bash-like) tab completion for file names?
... My bash does act like that. <Tab> completes the current string as far as is unambiguously possible (like CTRL-L in Vim) and <Tab><Tab> shows a list of possible matches (like CTRL-D in Vim).
– glts
Mar 30 '12 at 15:29
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Is is possible to check if an object is already attached to a data context in Entity Framework?
...ly:
public static void AttachToOrGet<T>(this ObjectContext context, string entitySetName, ref T entity)
where T : IEntityWithKey
{
ObjectStateEntry entry;
// Track whether we need to perform an attach
bool attach = false;
if (
context.ObjectStateManager.TryGetObjec...
Python progression path - From apprentice to guru
...swers by yourself.
Got a an hour to spare? Write code that will reverse a string, and find out the most optimum solution. A free evening? Why not try some web-scraping. Read other peoples code. See how they do things. Ask yourself what you would do.
When I'm bored at my computer, I open my IDE and...
How do I move forward and backward between commits in git?
...preting special characters. That way, you don’t need to know whether the string contains anything that’s problematic.
– Chris Page
Mar 26 '19 at 5:12
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What is Python used for? [closed]
... the integer 5. Later, a = "hello" makes the variable name a to refer to a string containing "hello". Static typed languages would have you declare int a and then a = 5, but assigning a = "hello" would have been a compile time error. On one hand, this makes everything more unpredictable (you don't k...
Use grep --exclude/--include syntax to not grep through certain files
I'm looking for the string foo= in text files in a directory tree. It's on a common Linux machine, I have bash shell:
22 ...