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What is LINQ and what does it do? [closed]

... LINQ stands for Language Integrated Query. Instead of writing YAQL (Yet Another Query Language), Microsoft language developers provided a way to express queries directly in their languages (such as C# and Visual Basic). The techniq...
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Git diff against a stash

...h show -p stash@{1} From the git stash manpages: By default, the command shows the diffstat, but it will accept any format known to git diff (e.g., git stash show -p stash@{1} to view the second most recent stash in patch form). ...
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Is it possible to install iOS 6 SDK on Xcode 5?

...awhile since we updated; but they still accepted it after iOS 6 came out), and I currently build 10.5 apps with Xcode 5. See How to point Xcode to an old SDK so it can be used as a "Base SDK"? for details on how to set it up. You can use my fix-xcode script to link everything for you every time yo...
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Using LIMIT within GROUP BY to get N results per group?

...T aggregated function to get all years into a single column, grouped by id and ordered by rate: SELECT id, GROUP_CONCAT(year ORDER BY rate DESC) grouped_year FROM yourtable GROUP BY id Result: ----------------------------------------------------------- | ID | GROUPED_YEAR ...
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How to calculate moving average using NumPy?

... 16.5, 17.5]) So I guess the answer is: it is really easy to implement, and maybe numpy is already a little bloated with specialized functionality. share | improve this answer | ...
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Check string for palindrome

... ++i1; --i2; } return true; } Example: Input is "andna". i1 will be 0 and i2 will be 4. First loop iteration we will compare word[0] and word[4]. They're equal, so we increment i1 (it's now 1) and decrement i2 (it's now 3). So we then compare the n's. They're equal, so w...
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SPA best practices for authentication and session management

..., etc. what do people believe to be some best practices for authentication and session management? I can think of a couple of ways of considering approaching the problem. ...
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Calculating the difference between two Java date instances

I'm using Java's java.util.Date class in Scala and want to compare a Date object and the current time. I know I can calculate the delta by using getTime(): ...
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Obfuscated C Code Contest 2006. Please explain sykes2.c

...char(32 | (b & 1)); } } Now, note that a[b] is the same as b[a], and apply the -~ == 1+ change again: main(int i) { if(i != 448) main(i+1); i--; if(i % 64 == 0) { putchar('\n'); } else { char a = (">'txiZ^(~z?"-48)[(__TIME__-i/8%8)[7]] + 1; ...
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How to compare two floating point numbers in Bash?

...) )); then … fi Explanation Piping through the basic calculator command bc returns either 1 or 0. The option -l is equivalent to --mathlib; it loads the standard math library. Enclosing the whole expression between double parenthesis (( )) will translate these values to respectively true or...