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Rails update_attributes without save?
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Arel
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answered Aug 2 '12 at 17:54
Ajedi32Ajedi32
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How to make git-diff and git log ignore new and deleted files?
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Why do == comparisons with Integer.valueOf(String) give different results for 127 and 128?
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@user3152527: There's a sizable difference - one is considered an object, which means you can call methods and interact with it in abstract data structures, like List. The other is a primitive, which is just a raw value.
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Installing CocoaPods: no response
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383
For others wondering the same, installing the gem takes forever. If you run:
export GEM_HOME=...
“git rm --cached x” vs “git reset head -- x”?
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Func with out parameter
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Spencer Ruport
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answered Aug 15 '09 at 23:54
Mehrdad Afsh...
What GUI libraries are the JetBrains using?
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IntelliJ IDEA is a pure Java Swing application. All the custom components like editor tabs are ...
Async call with await in HttpClient never returns
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Convert a list to a dictionary in Python
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from itertools import izip
i = iter(a)
b = dict(izip(i, i))
In Python 3 you could also use a dict comprehension, but ironically I think the simplest way to do it will be with range() and len(), which would normally be a code smell.
b = {a[i]: a[i+1] for i in range(0, len(a), 2)}
So the iter(...
Why can I not push_back a unique_ptr into a vector?
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You need to move the unique_ptr:
vec.push_back(std::move(ptr2x));
unique_ptr guarantees tha...