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How to unset a JavaScript variable?
...hout var, g_b is a property
delete g_b; //return true
console.log(g_b); //error, g_b is not defined
Technical Explanation
1. Using var
In this case the reference g_a is created in what the ECMAScript spec calls "VariableEnvironment" that is attached to the current scope - this may be the a functio...
Sending email in .NET through Gmail
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You can still get user not logged in errors if Google just suddenly decides you have sent too many in the past xx number of minutes. You should always add a trySend, if it errors sleep a while, and then attempt again.
– Jason Short
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when I run mockito test occurs WrongTypeOfReturnValue Exception
Error detail:
17 Answers
17
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How can I debug my JavaScript code? [closed]
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+1 opera js debugger gives a better error message then all the rest
– Gabriel Solomon
Jun 15 '09 at 7:10
3
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Injecting $state (ui-router) into $http interceptor causes circular dependency
... function success(response) {
return response;
}
function error(response) {
if(response.status === 401) {
$injector.get('$state').transitionTo('public.login');
return $q.reject(response);
}
else {
return $q.reject(response...
Docker can't connect to docker daemon
After I update my Docker version to 0.8.0 , I get an error message while entering sudo docker version :
40 Answers
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I want to execute shell commands from Maven's pom.xml
...in. Took me quite a while to find this simple syntactical mistake. Maven's error output is really not that helpful.
– joergl
Aug 29 '16 at 8:23
1
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MIN and MAX in C
...f the correct type. If the type is not supported, there will be a compiler error.
If either x or y is not of the correct type, there will be a compiler error in the ENSURE_ macros. More such macros can be added if more types are supported. I've assumed that only arithmetic types (integers, floats, ...
Should I commit or rollback a read transaction?
...ppers might consider a rollback in an inner transaction as an sign that an error has occured and rollback everything in the outmost transaction, regardless whether the outmost transaction commited or rolled back.
So a COMMIT is the safe way, when you cannot rule out that your component is used by s...
Difference between final and effectively final
...not effectively final anymore. As a result, the Java compiler generates an error message similar to "local variables referenced from an inner class must be final or effectively final" where the inner class PhoneNumber tries to access the numberLength variable:
http://codeinventions.blogspot.in/2014...