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range() for floats
...mp):
while x < y:
yield float(x)
x += decimal.Decimal(jump)
And then:
>>> list(drange(0, 100, '0.1'))[-1]
99.9
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How to avoid variable substitution in Oracle SQL Developer with 'trinidad & tobago'
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set define off;
Alternatively, hacky:
update t set country = 'Trinidad and Tobago' where country = 'trinidad &' || ' tobago';
From Tuning SQL*Plus:
SET DEFINE OFF disables the parsing of commands to replace
substitution variables with their values.
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How to link C++ program with Boost using CMake
...his code helps.
Here's the official documentation about FindBoost.cmake.
And the actual FindBoost.cmake (hosted on GitHub)
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Make a negative number positive
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The concept you are describing is called "absolute value", and Java has a function called Math.abs to do it for you. Or you could avoid the function call and do it yourself:
number = (number < 0 ? -number : number);
or
if (number < 0)
number = -number;
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How to avoid type safety warnings with Hibernate HQL results?
...pressWarnings into one place:
List<Cat> cats = MyHibernateUtils.listAndCast(q);
...
public static <T> List<T> listAndCast(Query q) {
@SuppressWarnings("unchecked")
List list = q.list();
return list;
}
Prevent Eclipse from generating warnings for unavoidable problem...
How do you know a variable type in java?
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@Miguel: since the only way you can handle an int value is in an int variable, there's no way to write code that handles a int value and doesn't know that type. The matter is different in case you're handling a wrapper like Integer, but then the code of this ans...
Read Post Data submitted to ASP.Net Form
I have a working login form in an asp.net application. Standard stuff with a username and password text box and a button to process the login. Works fine.
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Array Length in Java
... length is a property, so it would be arr.length instead of arr.length().
And it will return 10, the declared size. The elements that you do not declare explicitely are initialized with 0.
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Select2 doesn't work when embedded in a bootstrap modal
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Thanks! It's been 4 years and it's still a valid fix.
– Linek
Jul 21 '17 at 12:40
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How do I run a Ruby file in a Rails environment?
... almost does what I want to do, but I'd like to just give it the file name and arguments. I'm pretty sure this is possible since I've done it before. Can someone remind me how to do this?
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