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JavaScript ternary operator example with functions
...nary syntax in your question; I like the last one the best...
x = (1 < 2) ? true : false;
The use of ternary here is totally uncessesary - you could simply write
x = (1 < 2);
Likewise, the condition element of a ternary statement is always evaluated as a Boolean value, therefore you can ...
Breaking loop when “warnings()” appear in R
...
152
You can turn warnings into errors with:
options(warn=2)
Unlike warnings, errors will interrup...
How to export plots from matplotlib with transparent background?
...
2 Answers
2
Active
...
range over interface{} which stores a slice
...ta := []string{"one","two","three"}
test(data)
moredata := []int{1,2,3}
test(moredata)
}
func test(t interface{}) {
switch reflect.TypeOf(t).Kind() {
case reflect.Slice:
s := reflect.ValueOf(t)
for i := 0; i < s.Len(); i++ {
fmt.Println(s.Index(i...
Python dictionary: Get list of values for list of keys
...
213
A list comprehension seems to be a good way to do this:
>>> [mydict[x] for x in myke...
how to concatenate two dictionaries to create a new one in Python? [duplicate]
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279
Slowest and doesn't work in Python3: concatenate the items and call dict on the resulting lis...
Convert a float64 to an int in Go
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213
package main
import "fmt"
func main() {
var x float64 = 5.7
var y int = int(x)
fmt.Print...
Abort makefile if variable not set
...
279
TL;DR: Use the error function:
ifndef MY_FLAG
$(error MY_FLAG is not set)
endif
Note that ...
Python unittests in Jenkins?
...ample tests:
tests.py:
# tests.py
import random
try:
import unittest2 as unittest
except ImportError:
import unittest
class SimpleTest(unittest.TestCase):
@unittest.skip("demonstrating skipping")
def test_skipped(self):
self.fail("shouldn't happen")
def test_pass(sel...
What is the preferred syntax for initializing a dict: curly brace literals {} or the dict() function
...
243
Curly braces. Passing keyword arguments into dict(), though it works beautifully in a lot of s...