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NameError: global name 'unicode' is not defined - in Python 3
...brary to support both Python 2 and 3:
import six
if isinstance(value, six.string_types):
handle_string(value)
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Assign same value to multiple variables at once?
...
actually means $a = ( $b = ( $c = $d ) )
PHP passes primitive types int, string, etc. by value and objects by reference by default.
That means
$c = 1234;
$a = $b = $c;
$c = 5678;
//$a and $b = 1234; $c = 5678;
$c = new Object();
$c->property = 1234;
$a = $b = $c;
$c->property = 5678;
// $...
How can I specify a local gem in my Gemfile?
...ts under version control. It lets you keep checking in both projects - gem and project using the gem - such that others can don't have to check out the gem source or share the same paths.
– mahemoff
Jun 12 '14 at 8:42
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How to use a WSDL
...use (you will use all the settings except the URL), and the remoteURL is a string representing the URL to connect to (instead of the one contained in the config).
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How does a Linux/Unix Bash script know its own PID?
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It redirects a string into the loop (or anything that reads stdin). The string is referred to as a "here string".
– Paused until further notice.
Mar 29 '14 at 21:29
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xpath find if node exists
...using xpath in Java using count():
int numberofbodies = Integer.parseInt((String) xPath.evaluate("count(/html/body)", doc));
if( numberofbodies==0) {
// body node missing
}
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Prevent text selection after double click
...nt unselectable:
function makeUnselectable(elem) {
if (typeof(elem) == 'string')
elem = document.getElementById(elem);
if (elem) {
elem.onselectstart = function() { return false; };
elem.style.MozUserSelect = "none";
elem.style.KhtmlUserSelect = "none";
elem.unselectable = "...
Get parts of a NSURL in objective-c
I have an NSString with the value of
2 Answers
2
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Understanding dict.copy() - shallow or deep?
... and dic_b are referencing the same dictionary when you dic_b = dic_a. The strings in the dictionary are immutable but that's irrelevant, because dic_b['A'] = 'Adam' mutates the dictionary itself.
– kennytm
Sep 20 at 17:54
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When to use Task.Delay, when to use Thread.Sleep?
...at the difference with Thread.Sleep:
class Program
{
static void Main(string[] args)
{
Task delay = asyncTask();
syncCode();
delay.Wait();
Console.ReadLine();
}
static async Task asyncTask()
{
var sw = new Stopwatch();
sw.Start();...