大约有 49,000 项符合查询结果（耗时：0.0891秒） [XML]
What is the best method of handling currency/money?
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If you are using Postgres (and since we're in 2017 now) you might want to give their :money column type a try.
add_column :products, :price, :money, default: 0
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impr...
Unstage a deleted file in git
... bit more flexibly? Probably. Why wasn't it? Probably only the developers know for sure.
– twalberg
Nov 13 '17 at 15:08
3
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Run an OLS regression with Pandas Data Frame
...red positional argument: 'endog', so i guess it's deprecated. also, ols is now OLS
– 3pitt
May 18 '18 at 18:50
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Use the XmlInclude or SoapInclude attribute to specify types that are not known statically
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So the base type needs to know all of its implementations? This doesn't seem like a very good solution. Is there no other way?
– Alexander Stolz
Jul 3 '14 at 8:10
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How to make git diff --ignore-space-change the default
...p your ~/.gitconfig or ./.git/config/ and append
[apply]
whitespace = nowarn
It might also not let you commit something that only changes whitespace, but I'm sure you can overrule that with some flags.
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How to specify a port number in SQL Server connection string?
...ate port, so port=instance in Sql server. I never knew this ",port" until now, though - thank you.
– Daniel Williams
Mar 14 '11 at 4:35
1
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Why invoke Thread.currentThread.interrupt() in a catch InterruptException block?
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Thanks. I see what you mean now: repl.it/@djangofan/InterruptedThreadExample
– djangofan
May 14 '18 at 23:19
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How do I pass the this context to a function?
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var obj_a = {
name: "FOO"
};
var obj_b = {
name: "BAR!!"
};
Now you can call:
myfunc.call(obj_a);
Which would alert FOO. The other way around, passing obj_b would alert BAR!!. The difference between .call() and .apply() is that .call() takes a comma separated list if you're passing...
How to iterate over associative arrays in Bash
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This is now if assign all keys to an array: array=(${!hash[@]})
– Michael-O
Jun 6 '13 at 10:54
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Vim: How to insert in visual block mode?
... to the first character of the first line, but I'm back to normal mode. I know this because if I press "a", it moves the character to the right, and it says "-- INSERT --". If I type a few characters and press escape, it's not applied to the other lines.
– Tyler Collier
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