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How to avoid using Select in Excel VBA
I've heard much about the understandable abhorrence of using .Select in Excel VBA, but am unsure of how to avoid using it. I am finding that my code would be more re-usable if I were able to use variables instead of Select functions. However, I am not sure how to refer to things (like the Activ...
Regular vs Context Free Grammars
...ying for my computing languages test, and there's one idea I'm having problems wrapping my head around.
8 Answers
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What are some (concrete) use-cases for metaclasses?
...e a class that handles non-interactive plotting, as a frontend to Matplotlib. However, on occasion one wants to do interactive plotting. With only a couple functions I found that I was able to increment the figure count, call draw manually, etc, but I needed to do these before and after every plot...
How to effectively work with multiple files in Vim
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Why not use tabs (introduced in Vim 7)?
You can switch between tabs with :tabn and :tabp,
With :tabe <filepath> you can add a new tab; and with a regular :q or :wq you close a tab.
If you map :tabn and :tabp to your F7/F8 keys you ca...
SQL Inner-join with 3 tables?
I'm trying to join 3 tables in a view; here is the situation:
12 Answers
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if else in a list comprehension [duplicate]
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tscizzle
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answered Dec 10 '10 at 6:48
user225312user225312
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what is the difference between ?:, ?! and ?= in regex?
I searched for the meaning of these expressions but couldn't understand the exact difference between them.
This is what they say:
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Count all occurrences of a string in lots of files with grep
I have a bunch of log files. I need to find out how many times a string occurs in all files.
15 Answers
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How to use enums as flags in C++?
Treating enum s as flags works nicely in C# via the [Flags] attribute, but what's the best way to do this in C++?
22 Ans...
Ignore python multiple return value
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One common convention is to use a "_" as a variable name for the elements of the tuple you wish to ignore. For instance:
def f():
return 1, 2, 3
_, _, x = f()
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