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data.table vs dplyr: can one do something well the other can't or does poorly?
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Gregor Thomas
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answered Jan 8 '15 at 12:39
hadleyhadle...
Add Keypair to existing EC2 instance
... I wanted to capture the information in the link that Rodney posted on his comment.
Credit goes to Eric Hammond for this information.
Fixing Files on the Root EBS Volume of an EC2 Instance
You can examine and edit files on the root EBS volume on an EC2 instance even if you are in what you conside...
In C/C++ what's the simplest way to reverse the order of bits in a byte?
...e,
0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1,
0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9,
0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5,
0x15, 0x9...
Android search with Fragments
...an Activity, not a Fragment; thus, implementing a search interface that is completely independent of an Activity is not possible, as it would require changes to the underlying system itself. Check out the source code for the SearchableInfo class if you don't believe me :).
That being said, it does...
How can I repeat a character in Bash?
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printf '=%.0s' {1..100}
How this works:
Bash expands {1..100} so the command becomes:
printf '=%.0s' 1 2 3 4 ... 100
I've set printf's format to =%.0s which means that it will always print a single = no matter what argument it is given. Therefore it prints 100 =s.
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HTML5 Canvas 100% Width Height of Viewport?
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Vitalii FedorenkoVitalii Fedorenko
91.6k2424 gold badges140140 silver badges111111 bronze badges
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Case insensitive searching in Oracle
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Clodoaldo NetoClodoaldo Neto
91.2k1717 gold badges173173 silver badges219219 bronze badges
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Better way to set distance between flexbox items
... Flimm
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answered Dec 18 '13 at 8:31
user652649user652649
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What are the various “Build action” settings in Visual Studio project properties and what do they do
...v90/MS.MSDNQTR.v90.en/wpf_conceptual/html/a58696fd-bdad-4b55-9759-136dfdf8b91c.htm
ApplicationDefinition
Identifies the XAML markup file that contains the application definition (a XAML markup file whose root element is Application). ApplicationDefinition is mandatory when Install is true and Outp...
How to use Git Revert
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git revert makes a new commit
git revert simply creates a new commit that is the opposite of an existing commit.
It leaves the files in the same state as if the commit that has been reverted never existed. For example, consider the following simple...