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Parse config files, environment, and command-line arguments, to get a single collection of options
...s.environ ), and command-line argument parsing ( argparse ). I want to write a program that does all those, and also:
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Auto-reload browser when I save changes to html file, in Chrome?
I'm editing an HTML file in Vim and I want the browser to refresh whenever the file underneath changes.
22 Answers
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Compare two data.frames to find the rows in data.frame 1 that are not present in data.frame 2
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This doesn't answer your question directly, but it will give you the elements that are in common. This can be done with Paul Murrell's package compare:
library(compare)
a1 <- data.frame(a = 1:5, b = letters[1:5])
a2 <- data.frame(a = 1:3, b = letters[1:3])
compariso...
What does android:layout_weight mean?
... don't understand how to use this attribute. Can anyone tell me more about it?
13 Answers
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Fixed size queue which automatically dequeues old values upon new enques
...hared data structure which purpose is holding the last N objects passed to it (kind of history).
14 Answers
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Get properties and values from unknown object
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This should do it:
Type myType = myObject.GetType();
IList<PropertyInfo> props = new List<PropertyInfo>(myType.GetProperties());
foreach (PropertyInfo prop in props)
{
object propValue = prop.GetValue(myObject, null);
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Converting java.util.Properties to HashMap
...java.util.HashMap's constructor receives a Map type param. So, why must it be converted explicitly?
13 Answers
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How can I add a help method to a shell script?
...etopts ':hs:' option; do
case "$option" in
h) echo "$usage"
exit
;;
s) seed=$OPTARG
;;
:) printf "missing argument for -%s\n" "$OPTARG" >&2
echo "$usage" >&2
exit 1
;;
\?) printf "illegal option: -%s\n" "$OPTARG" >&2
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How to create a jQuery plugin with methods?
I'm trying to write a jQuery plugin that will provide additional functions/methods to the object that calls it. All the tutorials I read online (have been browsing for the past 2 hours) include, at the most, how to add options, but not additional functions.
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Partly cherry-picking a commit with Git
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The core thing you're going to want here is git add -p (-p is a synonym for --patch). This provides an interactive way to check in content, letting you decide whether each hunk should go in, and even letting you manually edit the patch if necessary.
To use it in combin...