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Cryptic “Script Error.” reported in Javascript in Chrome and Firefox
...s why browsers shouldn't allow any data to cross domain boundaries.)
I've tested this in the latest versions of Safari, Chrome, and Firefox - they all do this. IE9 does not - it treats x-origin exceptions the same as same-origin ones. (And Opera doesn't support onerror.)
From the horses mouth: W...
How to get the name of a function in Go?
...
@themihai I don't know, the sentence I quoted is all the docs at golang.org/pkg/reflect/#Value.Pointer say about this. But the quote seems to indicate that one could get the same pointer for different functions, doesn't it? And if this is the case, GetFunctionName might r...
Replacing all non-alphanumeric characters with empty strings
...
Use [^A-Za-z0-9].
Note: removed the space since that is not typically considered alphanumeric.
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How to get all selected values from ?
...ipt as many people do not use JQuery in their sites.
From RobG How to get all selected values of a multiple select box using JavaScript?:
function getSelectValues(select) {
var result = [];
var options = select && select.options;
var opt;
for (var i=0, iLen=options.length; i<...
How can I make the Android emulator show the soft keyboard?
...y not displaying when it should. However, I don't have a device handy for testing. The problem is that the emulator never shows the soft keyboard .
...
Is onload equal to readyState==4 in XMLHttpRequest?
...). It gets a status of 0 in this case. I've verified this happens on the latest Chrome, Firefox and IE.
So if you are using onerror and are targeting modern browsers, you should not use onreadystatechange but should use onload instead, which seems to be guaranteed to only be called when the HTTP re...
Extracting an attribute value with beautifulsoup
... tag object that you get using find_all:
xmlData = None
with open('conf//test1.xml', 'r') as xmlFile:
xmlData = xmlFile.read()
xmlDecoded = xmlData
xmlSoup = BeautifulSoup(xmlData, 'html.parser')
repElemList = xmlSoup.find_all('repeatingelement')
for repElem in repElemList:
print("Proc...
Why is there no String.Empty in Java?
... anything into.
If you think there is a performance advantage, you should test it. If you don't think its worth testing for yourself, its a good indication it really isn't worth it.
It sounds like to you try to solve a problem which was solved when the language was designed more than 15 years ago...
Why can't I assign a *Struct to an *Interface?
... var pi *Interface
pi = new(Interface)
*pi = ps
_, _ = pi, ps
}
Compiles OK. See also here.
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What does the comma operator , do?
....len() > 5)
{
//do something
}
It will do the operation, then do a test based on a side-effect. The other way would be to do it like this:
string s;
read_string(s);
while(s.len() > 5)
{
//do something
read_string(s);
}
...