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Why git AuthorDate is different from CommitDate?
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160
The author date notes when this commit was originally made (i.e. when you finished the git com...
Java reflection - impact of setAccessible(true)
...ws Exception {
MyClass myClass = new MyClass();
Field field1 = myClass.getClass().getDeclaredField("theField");
field1.setAccessible(true);
System.out.println(field1.get(myClass)); // no exception
Field field2 = myClass.getClass().getDeclaredField("theField");...
Difference between std::result_of and decltype
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result_of was introduced in Boost, and then included in TR1, and finally in C++0x. Therefore result_of has an advantage that is backward-compatible (with a suitable library).
decltype is an entirely new thing in C++0x, does not restrict only to return type of a function, and is a l...
How can you diff two pipelines in Bash?
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146
A one-line with 2 tmp files (not what you want) would be:
foo | bar > file1.txt &&...
What's the difference between Jetty and Netty?
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edited Oct 11 '17 at 10:26
I am the Most Stupid Person
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How to create a protocol with methods that are optional?
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251
From the Apple page on "Formal Protocols":
Optional Protocol
methods can be marked as opt...
cannot convert data (type interface {}) to type string: need type assertion
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301
According to the Go specification:
For an expression x of interface type and a type T, the p...
Defining custom attrs
...efined as follows:
<attr name="my_enum_attr">
<enum name="value1" value="1" />
<enum name="value2" value="2" />
</attr>
flag attributes are similar except the values need to be defined so they can be bit ored together:
<attr name="my_flag_attr">
<flag name=...
Re-entrant locks in C#
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150
No, not as long as you are locking on the same object. The recursive code effectively already...
Ruby send vs __send__
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answered Jan 11 '11 at 13:57
sepp2ksepp2k
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