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How to make a great R reproducible example
...ta)).
Worst case scenario, you can give a text representation that can be read in using the text parameter of read.table :
zz <- "Sepal.Length Sepal.Width Petal.Length Petal.Width Species
1 5.1 3.5 1.4 0.2 setosa
2 4.9 3.0 1.4 ...
What is your most productive shortcut with Vim?
...a paragraph of text I cut it using { d} (3 keystrokes). (If I happen to already be on the first or last line of the paragraph I can then simply use d} or d{ respectively.
The notion of "paragraph" defaults to something which is usually intuitively reasonable. Thus it often works for code as well a...
Memcached vs. Redis? [closed]
...e is how they compare using the original question's "Points to Consider":
Read/write speed: Both are extremely fast. Benchmarks vary by workload, versions, and many other factors but generally show redis to be as fast or almost as fast as memcached. I recommend redis, but not because memcached is s...
Workflow for statistical analysis and report writing
... care of loading in all the data required. Typically this is a short file, reading in data from files, URLs and/or ODBC. Depending on the project at this point I'll either write out the workspace using save() or just keep things in memory for the next step.
clean.R: This is where all the ugly stuff...
Get a list of resources from classpath directory
... InputStream in = getResourceAsStream(path);
BufferedReader br = new BufferedReader(new InputStreamReader(in)))
String resource;
while ((resource = br.readLine()) != null) {
filenames.add(resource);
}
}
return filenames;
}
private ...
How to parse JSON in Python?
...rformance. More recent versions provide optimizations that greatly improve read and writing.
– unode
Oct 14 '11 at 19:11
...
Heavy usage of Python at Google [closed]
...e answer, because by the time I interviewed at Google in 2004 Python was already prominent at Google.
Indeed, there's one apparently attractive explanation that I can definitely deny: it's not that Google uses Python because it employs so many prominent Pythonistas -- rather, most "prominent Python...
Execute a terminal command from a Cocoa app
...ier];
NSPipe *pipe = [NSPipe pipe];
NSFileHandle *file = pipe.fileHandleForReading;
NSTask *task = [[NSTask alloc] init];
task.launchPath = @"/usr/bin/grep";
task.arguments = @[@"foo", @"bar.txt"];
task.standardOutput = pipe;
[task launch];
NSData *data = [file readDataToEndOfFile];
[file closeFi...
proper way to sudo over ssh
...
Man, I knew about -t, but I hadn't read the manual carefully enough to see that you could pass it twice! This is what I've been looking for for months! As a security addition, I simply set a password variable before running with read -s -p "Password: " pw, the...
Bordered UITextView
... XCode don't let me to set border for layer. It says that layer is read-only. I made UIView (where put some elements) and trying to set border to that view. Trying to do this self.myView.layer.borderWidth ..., but as I said, layer is read-only, so layer don't have any methods or variables to...