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What does git push origin HEAD mean?
...AD points to the top of the current branch. git can obtain the branch name from that. So it's the same as:
git push origin CURRENT_BRANCH_NAME
but you don't have to remember/type the current branch name. Also it prevents you from pushing to the wrong remote branch by accident.
If you want to pus...
What’s the difference between ScalaTest and Scala Specs unit test frameworks?
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The main differences are (mostly from a specs point of view :-) ):
ScalaTest provides more "testing styles" than specs (you can visit each bullet point on the quick start page to get a detailed view on each style)
ScalaTest and specs have a different set o...
How to sort List of objects by some property
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What does compareTo() do? Where does it come from? Where do I have to define it?
– Asqiir
Jul 24 '17 at 12:58
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How do I properly compare strings in C?
... '\n' in the buffers also; gets() does not. If you compared the user input from fgets() to a string literal such as "abc" it would never match (unless the buffer was too small so that the '\n' wouldn't fit in it).
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How do I make the method return type generic?
...iler warnings. Of course this is really just an updated version of casting from the pre-generic days and doesn't add any additional safety.
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fol...
Stopping python using ctrl+c
... the python exception hierarchy and only catch exceptions that are derived from Exception.
#This is the wrong way to do things
try:
#Some stuff might raise an IO exception
except:
#Code that ignores errors
#This is the right way to do things
try:
#Some stuff might raise an IO exception
excep...
Mapping a function on the values of a map in Clojure
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Taken from the Clojure Cookbook, there is reduce-kv:
(defn map-kv [m f]
(reduce-kv #(assoc %1 %2 (f %3)) {} m))
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Enum ToString with user friendly strings
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I use the Description attribute from the System.ComponentModel namespace. Simply decorate the enum:
private enum PublishStatusValue
{
[Description("Not Completed")]
NotCompleted,
Completed,
Error
};
Then use this code to retrieve it:
pub...
Is it possible to use 'else' in a list comprehension? [duplicate]
...e if cond else false-value as the statement instead, and remove the filter from the end:
table = ''.join(chr(index) if index in ords_to_keep else replace_with for index in xrange(15))
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How do I auto-hide placeholder text upon focus using css or jquery?
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This makes it go but when I click away from the field it remains blank.
– LondonGuy
Mar 14 '12 at 17:41
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