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What's the Point of Multiple Redis Databases?
...is into separate databases as I sometimes need to make use of the keys command on one specific kind of data, and wanted to separate it to make that faster.
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SET NOCOUNT ON usage
.... There are some cases though, where calculating the number of rows beforehand would impact the performance, such as a forward-only cursor. In that case NOCOUNT might be a necessity. Other than that, there is absolutely no need to follow "use NOCOUNT wherever possible" motto.
Here is a very detaile...
What exactly is a Maven Snapshot and why do we need it?
I am a bit confused about the meaning of a Maven Snapshot and why we build one?
13 Answers
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How to amend a commit without changing commit message (reusing the previous one)?
... answered Apr 19 '12 at 21:31
Andy RossAndy Ross
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How to JSON serialize sets?
I have a Python set that contains objects with __hash__ and __eq__ methods in order to make certain no duplicates are included in the collection.
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Renaming xcode 4 project and the actual folder
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You can do this from within Xcode without resorting to hand editing the pbxproj file in a text editor!
Here's how:
Rename your source folder in the Finder. This will break the project initially because Xcode doesn't automatically detect when the real folders that the virtual (y...
What's the difference between git reset --mixed, --soft, and --hard?
I'm looking to split a commit up and not sure which reset option to use.
14 Answers
14...
TypeError: sequence item 0: expected string, int found
... data from a dictionary into a database. I want to iterate over the values and format them accordingly, depending on the data type. Here is a snippet of the code I am using:
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When do I really need to use atomic instead of bool? [duplicate]
...ic by nature" unless it is an std::atomic*-something. That's because the standard says so.
In practice, the actual hardware instructions that are emitted to manipulate an std::atomic<bool> may (or may not) be the same as those for an ordinary bool, but being atomic is a larger concept with wi...
How to Load an Assembly to AppDomain with all references recursively?
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You need to invoke CreateInstanceAndUnwrap before your proxy object will execute in the foreign application domain.
class Program
{
static void Main(string[] args)
{
AppDomainSetup domaininfo = new AppDomainSetup();
domaininfo.Appli...