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How to use GROUP BY to concatenate strings in SQL Server?
..., [Value] INT)
INSERT INTO #YourTable ([ID],[Name],[Value]) VALUES (1,'A',4)
INSERT INTO #YourTable ([ID],[Name],[Value]) VALUES (1,'B',8)
INSERT INTO #YourTable ([ID],[Name],[Value]) VALUES (2,'C',9)
SELECT
[ID],
STUFF((
SELECT ', ' + [Name] + ':' + CAST([Value] AS VARCHAR(MAX))
FRO...
Is it possible to specify your own distance function using scikit-learn K-Means Clustering?
...if verbose >= 2:
print "kmeans: av |X - nearest centre| = %.4g" % avdist
if (1 - delta) * prevdist <= avdist <= prevdist \
or jiter == maxiter:
break
prevdist = avdist
for jc in range(k): # (1 pass in C)
c = np.where( xtoc...
How to prevent multiple instances of an Activity when it is launched with different Intents
...round for market launches. See https://issuetracker.google.com/issues/36907463
// for more details. Essentially, the market launches the main activity on top of other activities.
// we never want this to happen. Instead, we check if we are the root and if not, we finish.
if (!isTaskRoot()) {
fin...
Docker - a way to give access to a host USB or serial device?
... |
edited Oct 17 '19 at 14:23
answered Jun 15 '14 at 16:48
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Open a file with su/sudo inside Emacs
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64
The nice thing about Tramp is that you only pay for that round-trip to SSH when you open the fir...
How to parse a string into a nullable int
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54
@Chris, the compiler doesn't like your inline if statement (These types are not compatible: 'int' : 'null'). I had to amend it to: return In...
Difference between 'new operator' and 'operator new'?
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Jerry CoffinJerry Coffin
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Defining static const integer members in class definition
...you need a reference you also need a definition.
Here's chapter/verse:
9.4.2/4 - If a static data member is of const integral or const enumeration type, its declaration in the class definition can specify a constant-initializer which shall be an integral constant expression (5.19). In that case, ...
Java Hashmap: How to get key from value?
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34 Answers
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How do I add a linker or compile flag in a CMake file?
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245
Suppose you want to add those flags (better to declare them in a constant):
SET(GCC_COVERAGE_C...