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Can I get git to tell me all the files one user has modified?
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134
This isn't the only way, but it works:
git log --pretty="%H" --author="authorname" |
whil...
What are the “standard unambiguous date” formats for string-to-date conversion in R?
...-'NA' element,
and give an error if neither works.
as.Date("01 Jan 2000") yields an error because the format isn't one of the two listed above. as.Date("01/01/2000") yields an incorrect answer because the date isn't in one of the two formats listed above.
I take "standard unambiguou...
Python: Is it bad form to raise exceptions within __init__?
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162
Raising exceptions within __init__() is absolutely fine. There's no other good way to indicate...
In a javascript array, how do I get the last 5 elements, excluding the first element?
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You can call:
arr.slice(Math.max(arr.length - 5, 1))
If you don't want to exclude the first element, use
arr.slice(Math.max(arr.length - 5, 0))
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MongoDB: update every document on one field
...our example, the <update> is:
{ $set: { lastLookedAt: Date.now() / 1000 } }
However, depending on your version of MongoDB, the query will look different. Regardless of version, the key is that the empty condition {} will match any document. In the Mongo shell, or with any MongoDB client:
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python pip: force install ignoring dependencies
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answered Oct 6 '12 at 12:55
Jeff TratnerJeff Tratner
12.6k44 gold badges4040 silver badges6262 bronze badges
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What is Microsoft.csharp.dll in .NET 4.0
This DLL is added by default in Visual Studio 2010 projects. What is this new assembly used for? It does not seem to contain much after looking at it using Reflector and Google does not seem to have much to say about it either.
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XML Serialization - Disable rendering root element of array
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185
To disable rendering of root element of collection, you must replace the attribute [XmlArrayIt...
Notepad++: How to automatically set Language as Xml when load files
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194
You can do this by using the Style Configurator (Settings Menu):
This image shows the php lan...
Weird “[]” after Java method signature
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111
It's a method that returns an int[].
Java Language Specification (8.4 Method Declarations)...