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Any way to replace characters on Swift String?
...5
Lucas
36411 gold badge66 silver badges1212 bronze badges
answered Jun 13 '14 at 8:45
Mick MacCallumMick MacC...
Is there a foreach loop in Go?
...Example :
package main
import "fmt"
var pow = []int{1, 2, 4, 8, 16, 32, 64, 128}
func main() {
for i, v := range pow {
fmt.Printf("2**%d = %d\n", i, v)
}
for i := range pow {
pow[i] = 1 << uint(i) // == 2**i
}
for _, value := range pow {
fmt.Pri...
How to check if an option is selected?
...the selected option this way:
$('#mySelectBox option:selected')...
LIVE DEMO
But if you want to iterate all the options, do it with this.selected instead of this.isChecked which doesn't exist:
$('#mySelectBox option').each(function() {
if (this.selected)
alert('this option is selecte...
Hidden features of Ruby
...duce code nicely, especially when I am grabbing blocks of lines from files based on some criteria.
– the Tin Man
Dec 8 '11 at 20:01
...
Best way to check for “empty or null value”
...SELECT stringexpression
, stringexpression = '' AS base_test
, (stringexpression = '') IS NOT FALSE AS test1
, (stringexpression <> '') IS NOT TRUE AS test2
, coalesce(stringexpression, '') = '' AS coalesce1
, coalesce(stringexpression, ' ...
How can I test if a letter in a string is uppercase or lowercase using JavaScript?
... something to console and in general not a reusable code snippet so I and (based on the votes on this answer) many other people naturally just skipped the answer. Therefore I think it's good to have this as quick copy-paste answer as opposed to the other answer.
– WebFreak001
...
Meaning of epsilon argument of assertEquals for double values
... numbers. With this delta value you can control the evaluation of equality based on a error factor.
Also some floating-point values can have special values like NAN and -Infinity/+Infinity which can influence results.
If you really intend to compare that two doubles are exactly equal it is best c...
snprintf and Visual Studio 2010
...
Stefan SteigerStefan Steiger
64k6060 gold badges317317 silver badges397397 bronze badges
a...
How to read a text-file resource into Java unit test? [duplicate]
...
With the use of Google Guava:
import com.google.common.base.Charsets;
import com.google.common.io.Resources;
public String readResource(final String fileName, Charset charset) throws Exception {
try {
return Resources.toString(Resources.getResource(fileName),...
Python dictionary from an object's fields
...7
dF.dF.
64.2k2727 gold badges123123 silver badges134134 bronze badges
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