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How to loop through all but the last item of a list?
... have asked another question in the first, does not mean that his question and this answer are not very useful to others. +1
– Prof. Falken
Sep 19 '12 at 7:38
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What does default(object); do in C#?
... worth making it explicit)
The biggest use of default(T) is in generics, and things like the Try... pattern:
bool TryGetValue(out T value) {
if(NoDataIsAvailable) {
value = default(T); // because I have to set it to *something*
return false;
}
value = GetData();
re...
What does collation mean?
What does collation mean in SQL, and what does it do?
9 Answers
9
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How to downgrade or install an older version of Cocoapods
...s
you can install a specific version of cocoa pods via the following command:
sudo gem install cocoapods -v 0.25.0
You can use older installed versions with following command:
pod _0.25.0_ setup
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B-Tree vs Hash Table
In MySQL, an index type is a b-tree, and access an element in a b-tree is in logarithmic amortized time O(log(n)) .
5 Answ...
Linux command: How to 'find' only text files?
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I know this is an old thread, but I stumbled across it and thought I'd share my method which I have found to be a very fast way to use find to find only non-binary files:
find . -type f -exec grep -Iq . {} \; -print
The -I option to grep tells it to immediately ignore binary f...
What is the difference between RegExp’s exec() function and String’s match() function?
...ch, in array form.
}
// No more matches.
String.match does this for you and discards the captured groups.
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3、审核难度不高，相比专利/发明专利来说，简单很多。只要...
How do i find out what all symbols are exported from a shared object?
..., a UNIX shared library, or a Windows DLL? These are all different things, and your question conflates them all :-(
For an AIX shared object, use dump -Tv /path/to/foo.o.
For an ELF shared library, use readelf -Ws /path/to/libfoo.so, or (if you have GNU nm) nm -D /path/to/libfoo.so.
For a non-ELF ...
How to loop over directories in Linux?
I am writing a script in bash on Linux and need to go through all subdirectory names in a given directory. How can I loop through these directories (and skip regular files)?
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