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Transitivity of Auto-Specialization in GHC
...ent types at which it is called in M.
Suppose f is a function whose type includes a type variable a constrained by a type class C a. GHC by default specializes f with respect to a type application (substituting a for t) if f is called with that type application in the source code of (a) any functi...
Installation Issue with matplotlib Python [duplicate]
...matplotlib.org/faq/usage_faq.html#what-is-a-backend -- tells another way: include the statement import matplotlib as mpl then mpl.use('TkAgg') right after that, then do the import for pyplot.
– Iron Pillow
Jan 4 '16 at 2:25
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Generate a random letter in Python
... @TaylorLeese, as I have known that there are three options including ascii_letters, ascii_uppercase, and ascii_lowercase.
– trdngy
May 18 '18 at 11:17
add a co...
The executable gets signed with invalid entitlements in Xcode
...I found out the problem. The app I created on developer.apple.com does not include inter-app-audio. The project entitlements plist file on Xcode has inter-app-audio set to YES (by default). Once I changed the setting on my app configuration on developer.apple.com to enable the inter-app-audio. Then ...
ActiveRecord OR query
...el.where("column = ? or other_column = ?", value, other_value)
This also includes raw sql but I dont think there is a way in ActiveRecord to do OR operation. Your question is not a noob question.
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Is it valid to have a tag inside another tag?
Are <section> tags allowed to be included within another <section> tag? Will it validate in HTML5?
3 Answer...
How can I tell when a MySQL table was last updated?
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For details including InnoDB limitations see dev.mysql.com/doc/refman/5.5/en/show-table-status.html (show table status uses information_schema.tables)
– KCD
May 9 '12 at 21:12
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How to Create Multiple Where Clause Query Using Laravel Eloquent?
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@jarek : How do I include the whereNotIn according to your answer with having other where cluases?
– Kalanka
Jan 9 '17 at 5:22
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Want to exclude file from “git diff”
...at part, or at least explain what it does, since none of the other answers include it.
– mix3d
Jan 20 at 21:02
1
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How to remove leading zeros from alphanumeric text?
...th nothing.
And if, like Vadzim, your definition of leading zeros doesn't include turning "0" (or "000" or similar strings) into an empty string (a rational enough expectation), simply put it back if necessary:
String s = "00000000";
s = s.replaceFirst ("^0*", "");
if (s.isEmpty()) s = "0";
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