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Escape regex special characters in a Pm>y m>thon string
...o write ([\"]) as a plain string, m>y m>ou'd need to
double all the backslashes m>and m> write '([\\"])'. Raw strings are friendlier when
m>y m>ou're writing regular expressions.
In the substitution pattern, m>y m>ou need to escape \ to distinguish it from a
backslash that precedes a substitution group, e.g. \1, hence ...
How to revert a merge commit that's alreadm>y m> pushed to remote branch?
git revert <commit_hash> alone won't work. -m must be specified, m>and m> I'm prettm>y m> confused about it.
16 Answers
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What guarantees are there on the run-time complexitm>y m> (Big-O) of LINQ methods?
I've recentlm>y m> started using LINQ quite a bit, m>and m> I haven't reallm>y m> seen anm>y m> mention of run-time complexitm>y m> for anm>y m> of the LINQ methods. Obviouslm>y m>, there are manm>y m> factors at plam>y m> here, so let's restrict the discussion to the plain IEnumerable LINQ-to-Objects provider. Further, let's assume that anm>y m>...
Getting “unixtime” in Java
...er using primitive long instead of autoboxing to Long, unless m>y m>ou want to hm>and m>le the number as an Object (like put it into a Collection), again avoids unnecessarm>y m> object creation
– brabster
Apr 8 '09 at 22:05
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Scala Doubles, m>and m> Precision
...likelm>y m>, I'd sam>y m>. Anm>y m>thing involving grids or finance can require rounding m>and m> also performance.
– Rex Kerr
Jun 19 '12 at 20:33
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Solving “The ObjectContext instance has been disposed m>and m> can no longer be used for operations that
...rties should be marked as virtual - EF creates proxm>y m> class for m>y m>our entitm>y m> m>and m> overrides navigation properties to allow lazm>y m>-loading. E.g. if m>y m>ou have this entitm>y m>:
public class MemberLoan
{
public string Lom>and m>ProviderCode { get; set; }
public virtual Membership Membership { get; set; }
}
En...
Use curlm>y m> braces to initialize a Set in Pm>y m>thon
I'm learning pm>y m>thon, m>and m> I have a novice question about initializing sets. Through testing, I've discovered that a set can be initialized like so:
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LINQ order bm>y m> null column where order is ascending m>and m> nulls should be last
...
This Worked to order fields with values on top m>and m> null fields on bottom i used this : orderbm>y m> p.LowestPrice == null, p.LowestPrice ascending Hope helps someone.
– shaijut
Sep 27 '15 at 11:32
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What is the easiest wam>y m> to parse an INI file in Java?
...format of this ini files is the common windows stm>y m>le, with header sections m>and m> kem>y m>=value pairs, using # as the character for commenting.
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How do I set cell value to Date m>and m> applm>y m> default Excel date format?
...requirement to create entire .xls files in-memorm>y m> (still using Apache POI) m>and m> then write them to a file at the end. The onlm>y m> problem stm>and m>ing in mm>y m> wam>y m> is the hm>and m>ling of cells with dates.
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