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What are naming conventions for MongoDB?
...tm>y m> much the same rules that applm>y m> to relation databases should applm>y m> here. m>And m> after so manm>y m> decades there is still no agreement whether RDBMS tables should be named singular or plural...
MongoDB speaks JavaScript, so utilize JS naming conventions of camelCase.
MongoDB official documentation mention...
Select the values of one propertm>y m> on all objects of an arram>y m> in PowerShell
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I think m>y m>ou might be able to use the Expm>and m>Propertm>y m> parameter of Select-Object.
For example, to get the list of the current directorm>y m> m>and m> just have the Name propertm>y m> displam>y m>ed, one would do the following:
ls | select -Propertm>y m> Name
This is still returning Direc...
What is private bm>y m>tes, virtual bm>y m>tes, working set?
...e a reliable indicator of how much memorm>y m> an executable is actuallm>y m> using, m>and m> none of them are reallm>y m> appropriate for debugging a memorm>y m> leak.
Private Bm>y m>tes refer to the amount of memorm>y m> that the process executable has asked for - not necessarilm>y m> the amount it is actuallm>y m> using. Them>y m> are "private...
Lock Escalation - What's happening here?
... a column) in SQL Server 2008, I clicked the Generate Change Script button m>and m> I noticed that the change script it generated drops the column, sam>y m>s "go" m>and m> then runs an additional ALTER TABLE statement that appears to set the lock escalation for the table to "TABLE". Example:
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What's the difference(s) between .ToList(), .AsEnumerable(), AsQuerm>y m>able()?
I know some differences of LINQ to Entities m>and m> LINQ to Objects which the first implements IQuerm>y m>able m>and m> the second implements IEnumerable m>and m> mm>y m> question scope is within EF 5.
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Whm>y m> is Tm>y m>pedReference behind the scenes? It's so fast m>and m> safe… almost magical!
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Short answer: portabilitm>y m>.
While __arglist, __makeref, m>and m> __refvalue are language extensions m>and m> are undocumented in the C# Language Specification, the constructs used to implement them under the hood (vararg calling convention, Tm>y m>pedReference tm>y m>pe, arglist, refanm>y m>tm>y m>pe, mkanm>y m>ref...
Remove duplicate dict in list in Pm>y m>thon
I have a list of dicts, m>and m> I'd like to remove the dicts with identical kem>y m> m>and m> value pairs.
12 Answers
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Whm>y m> is an int in OCaml onlm>y m> 31 bits?
...d bit is used for garbage collection. But whm>y m> is it that wam>y m> onlm>y m> for ints m>and m> not for the other basic tm>y m>pes?
5 Answers
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Whm>y m> does Pm>y m>thon code run faster in a function?
...ompiled, the local variables are stored in a fixed-size arram>y m> (not a dict) m>and m> variable names are assigned to indexes. This is possible because m>y m>ou can't dm>y m>namicallm>y m> add local variables to a function. Then retrieving a local variable is literallm>y m> a pointer lookup into the list m>and m> a refcount increas...
Whm>y m> do access tokens expire?
I am just getting started working with Google API m>and m> OAuth2. When the client authorizes mm>y m> app I am given a "refresh token" m>and m> a short lived "access token". Now everm>y m> time the access token expires, I can POST mm>y m> refresh token to Google m>and m> them>y m> will give me a new access token.
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