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What's the pythonic way to use getters and setters?
...rayryeng
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answered Apr 13 '10 at 4:45
GrissiomGrissiom
7,73533 gold b...
How to check if a value exists in an array in Ruby
...|
edited Apr 29 '16 at 12:02
Arslan Ali
15.7k77 gold badges4545 silver badges6363 bronze badges
answered...
The Role Manager feature has not been enabled
...
304
You can do this by reading from the boolean property at:
System.Web.Security.Roles.Enabled
T...
How to check file input size with jQuery?
... your input field
$('#myFile').bind('change', function() {
//this.files[0].size gets the size of your file.
alert(this.files[0].size);
});
As it is a part of the HTML5 specification, it will only work for modern browsers (v10 required for IE) and I added here more details and links about oth...
Why is null an object and what's the difference between null and undefined?
...rs♦
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answered Apr 29 '09 at 13:31
RobRob
46.1k44 gold badges69...
How can I set Image source with base64
...ById('img')
.setAttribute(
'src', 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg=='
);
Real answer:
(And make sure you remove the line-breaks in the base64.)
...
Renaming files in a folder to sequential numbers
... let, and printf for the padding:
a=1
for i in *.jpg; do
new=$(printf "%04d.jpg" "$a") #04 pad to length of 4
mv -i -- "$i" "$new"
let a=a+1
done
using the -i flag prevents automatically overwriting existing files.
...
How to interpret API documentation function parameters?
... or RFC, supersekretsyntaxdoc laying around anywhere, however there is a ~30 year old file for UNIX man page synposis format which is widespread use.
Some examples of this (and answering your question) would be :
Underlined words are considered literals, and are typed just as they appear.
Square br...
Remove Elements from a HashSet while Iterating [duplicate]
...hasNext()) {
Integer element = iterator.next();
if (element % 2 == 0) {
iterator.remove();
}
}
You will often see this pattern using a for loop rather than a while loop:
for (Iterator<Integer> i = set.iterator(); i.hasNext();) {
Integer element = i.next();
if (el...
How do I replace text in a selection?
...in the screenshot below.
Hit replace all, and voila, all instances of '0' will be replaced with '255'.
Note: this feature is ONLY available when you use ⌘ + option + F.
It does NOT appear when you use ⌘ + shift + F.
Note: this will replace all instances of '0' with '255'. If you wante...