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Entity Framework Join 3 Tables
.... I have the exact scenario but the query throws an exception [the_list_of_all_return_variables]' cannot be serialized . @marcinJuraszek - Could you have a look at stackoverflow.com/questions/42453123/…
– sandiejat
Feb 25 '17 at 7:15
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Length of string in bash
...h and byte length:
myvar='Généralités'
chrlen=${#myvar}
oLang=$LANG oLcAll=$LC_ALL
LANG=C LC_ALL=C
bytlen=${#myvar}
LANG=$oLang LC_ALL=$oLcAll
printf "%s is %d char len, but %d bytes len.\n" "${myvar}" $chrlen $bytlen
will render:
Généralités is 11 char len, but 14 bytes len.
you could e...
What does value & 0xff do in Java?
... that notation? x isn't a number or a hex number?
– Callat
Dec 5 '16 at 18:56
3
@KazRodgers - The...
What do hjust and vjust do when making a plot using ggplot?
...
I have tried that, and I get Error in grid.Call("L_textBounds", as.graphicsAnnot(x$label), x$x, x$y, : Polygon edge not found (zero-width or zero-height?) for vjust = .72 and higher.
– William Gunn
Sep 3 '11 at 0:48
...
Expression Versus Statement
...as one unit of execution, a thing that you did. The only reason it wasn't called a "line" was because sometimes it spanned multiple lines. An expression on its own couldn't do anything... you had to assign it to a variable.
1 + 2 / X
is an error in FORTRAN, because it doesn't do anything. You had...
How to negate the whole regex?
...
How do I convert CamelCase into human-readable names in Java?
Regex for all strings not containing a string?
A regex to match a substring that isn’t followed by a certain other substring.
More examples
These are attempts to come up with regex solutions to toy problems as exercises; they shou...
Boolean operators && and ||
...es the longer form "appropriate for programming control-flow and [is] typically preferred in if clauses."
So you want to use the long forms only when you are certain the vectors are length one.
You should be absolutely certain your vectors are only length 1, such as in cases where they are funct...
How can I configure my makefile for debug and release builds?
...Variable Values. Example:
CXXFLAGS = -g3 -gdwarf2
CCFLAGS = -g3 -gdwarf2
all: executable
debug: CXXFLAGS += -DDEBUG -g
debug: CCFLAGS += -DDEBUG -g
debug: executable
executable: CommandParser.tab.o CommandParser.yy.o Command.o
$(CXX) -o output CommandParser.yy.o CommandParser.tab.o Command.o...
What is Full Text Search vs LIKE
...
In general, there is a tradeoff between "precision" and "recall". High precision means that fewer irrelevant results are presented (no false positives), while high recall means that fewer relevant results are missing (no false negatives). Using the LIKE operator gives you 100% precisi...
How to reorder data.table columns (without copying)
... 2 2
# [3,] 0.3297416 1 3
From ?setcolorder:
In data.table parlance, all set* functions change their input by reference. That is, no copy is made at all, other than temporary working memory, which is as large as one column.
so should be pretty efficient. See ?setcolorder for details.
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