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CORS: Cannot use wildcard in Access-Control-Allow-Origin when credentials flag is true
...s a part of security, you cannot do that. If you want to allow credentials then your Access-Control-Allow-Origin must not use *. You will have to specify the exact protocol + domain + port. For reference see these questions :
Access-Control-Allow-Origin wildcard subdomains, ports and protocols
Cro...
Curly braces in string in PHP
...the
expression the same way as it would appear outside the string, and
then wrap it in { and }. Since { can not be escaped, this syntax
will only be recognised when the $ immediately follows the {. Use
{\$ to get a literal {$. Some examples to make it clear:
<?php
// Show all errors
erro...
Are non-synchronised static methods thread safe if they don't modify static class variables?
... had a step-debugger and would one step after another advance the first... then the second thread... maybe the second again... would there be problems? If you find one, its not thread safe.
Please be also aware, that most of the Java 1.5 Collection classes are not threadsafe, except those where sta...
How do I parse JSON with Objective-C?
...inating poster wants to deal with dictionaries;
// assuming you do too then something like this is the first
// validation step:
if([object isKindOfClass:[NSDictionary class]])
{
NSDictionary *results = object;
/* proceed with results as you like; the assignment to
...
What is the argument for printf that formats a long?
...ew what they were doing editing a piece of x-platform portable code. Even then, they probably would have used a macro instead to capture the semantic meaning of the type (eg uint64_t).
char c; // 8 bits
short s; // 16 bits
int i; // 32 bits (on modern platforms)
long l; // ...
How to stop event propagation with inline onclick attribute?
...r event = e || window.event;
[...];
}
which would check first one, and then the other and store whichever was found inside the event variable. However in an inline event handler there isn't an e object to use. In that case you have to take advantage of the arguments collection which is always av...
Regex group capture in R with multiple capture-groups
...] "sometext 0.1231313213"
you need to double escape the \s in the quotes then they work for the regex.
Hope this helps.
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Convert Set to List without creating new List
...
@EJP then his answer needs to say that, instead of simply stating something the OP didn't ask for without any explanation.
– mapeters
Aug 1 '16 at 21:31
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event Action vs event EventHandler
... and Blah are. If your action passed an object that defined the parameters then ok.
Using an EventHandler that wanted an EventArgs and if you would complete your DiagnosticsArgs example with getters for the properties that commented their purpose then you application would be more understandable. ...
Using the “start” command with parameters passed to the started program
...rgument is null or empty. Supply an argument that is not null or empty and then try the command again
– geotheory
Oct 20 '14 at 12:04
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