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Is R's apply family more than syntactic sugar?
...an be substantial, like when you have to nest for-loops to get the average based on a grouping of more than one factor. Here you have two approaches that give you the exact same result :
set.seed(1) #for reproducability of the results
# The data
X <- rnorm(100000)
Y <- as.factor(sample(lett...
The point of test %eax %eax [duplicate]
... JE is an alias of JZ [Jump if Zero] so the disassembler cannot select one based on the opcode. JE is named such because the zero flag is set if the arguments to CMP are equal.
So,
TEST %eax, %eax
JE 400e77 <phase_1+0x23>
jumps if the %eax is zero.
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List of foreign keys and the tables they reference
...int_name AND b.POSITION = a.POSITION
WHERE c.constraint_type = 'R'
based on Vincent Malgrat code
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How to exit a function in bash
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Vagrant error : Failed to mount folders in Linux guest
I have some issues with Vagrant shared folders, my base system is Ubuntu 13.10 desktop.
21 Answers
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Distinct not working with LINQ to Objects
This is based on an example in "LINQ in Action". Listing 4.16.
9 Answers
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How to git commit a single file/directory
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How to obtain Signing certificate fingerprint (SHA1) for OAuth 2.0 on Android?
...ol -list -v -keystore my-release-key.keystore
– Snow Bases
Jul 15 '19 at 4:41
The JKS keystore uses a proprietary form...
How do I bind a WPF DataGrid to a variable number of columns?
...t;("Age", x => x.Age));
Regarding to the question, this is not a XAML-based solution (since as mentioned there is no reasonable way to do it), neither it is a solution which would operate directly with DataGrid.Columns. It actually operates with DataGrid bound ItemsSource, which implements ITyp...
'console' is undefined error for Internet Explorer
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Damn... you build a nice website, developing it for your favorite browser. At the end you spend 4-5 HOURS making it compatible with all oth...