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How do I import a Swift file from another Swift file?
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Starting with Beta 4, you'll also need to make sure your access control settings are correct. You'll need to explicity set both the class you're testing and the functions you're testing within that class as public. Otherwise ...
How to assign a heredoc value to a variable in Bash?
... new lines (changed to space character)
echo $VAR
Making sure to delimit starting END_HEREDOC with single-quotes.
Note that ending heredoc delimiter END_HEREDOC must be alone on the line (hence ending parenthesis is on the next line).
Thanks to @ephemient for the answer.
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SQL JOIN vs IN performance?
...OIN conditions, then the JOIN will be slightly faster.
But as soon as you start using OUTER JOIN, or if you're lacking foreign key indexes, the IN might be quicker.
Marc
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Is it possible to use the instanceof operator in a switch statement?
..., I like to also implement a Null object to provide the default behaviour.
Starting with Java 8, we can use lambdas and generics to give us something functional programmers are very familiar with: pattern matching. It's not a core language feature but the VAVR Library - formerly Javaslang library pr...
Eclipse JPA Project Change Event Handler (waiting)
.../R %D in (features\org.eclipse.jpt.*) do move %D disabled\features
3.) Restart eclipse.
After startup and on first use eclipse may warn you that you need to reconfigure your content-assist. Do this in your preferences dialog.
Done.
After uninstalling DALI/JPT my eclipse feels good again. No mo...
Determine the data types of a data frame's columns
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Your best bet to start is to use ?str(). To explore some examples, let's make some data:
set.seed(3221) # this makes the example exactly reproducible
my.data <- data.frame(y=rnorm(5),
x1=c(1:5),
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Is it possible only to declare a variable without assigning any value in Python?
...s just this:
#note how I don't do *anything* with value here
#we can just start using it right inside the loop
for index in sequence:
if conditionMet:
value = index
break
try:
doSomething(value)
except NameError:
print "Didn't find anything"
It's a little difficult to t...
Round a double to 2 decimal places [duplicate]
...val = ....;
val = val*100;
val = Math.round(val);
val = val /100;
if val starts at 200.3456 then it goes to 20034.56 then it gets rounded to 20035 then we divide it to get 200.34.
if you wanted to always round down we could always truncate by casting to an int:
double val = ....;
val = val*100;
...
Find size of Git repository
...drajeetGour: you need to install from github.com/github/git-sizer/#getting-started. Downloads are at github.com/github/git-sizer/releases.
– serv-inc
Jan 11 '19 at 13:06
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Best GWT widget library? [closed]
... GWT code splitting out of box. There are a lot of great examples, you can start with. The most valuable one is Mvp4GModules.