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Unresolved reference issue in PyCharm
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edited Sep 1 '17 at 16:51
answered Apr 16 '17 at 3:36
Ae...
How do I return the response from an asynchronous call?
...turns a promise
function delay() {
// `delay` returns a promise
return new Promise(function(resolve, reject) {
// Only `delay` is able to resolve or reject the promise
setTimeout(function() {
resolve(42); // After 3 seconds, resolve the promise with value 42
}, 3000);
});
}
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how to use ng-option to set default value of select element
... modifications and then persist the changes.
<select ng-options="opt.id as opt.name for opt in users" ng-model="selectedUser"></select>
Check the example here:
http://plnkr.co/edit/HrT5vUMJOtP9esGngbIV
sha...
Best Practice: Access form elements by HTML id or name attribute?
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Give your form an id only, and your input a name only:
<form id="myform">
<input type="text" name="foo">
Then the most standards-compliant and least problematic way to access your input element is via:
document.getElementById...
Ruby: How to get the first character of a string
...iconoclast
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Android Studio: Android Manifest doesn't exists or has incorrect root tag
...simonyan13
– Warblr
Aug 5 '15 at 16:51
This makes no difference.
– jameshfisher
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How to get parameters from the URL with JSP
...athVariable int subjectid) {
subjectsDao.delete(subjectid);
return new ModelAndView("redirect:/subject_setup");
}
and the parameter will be used for input on your query
public int delete(int subjectid) {
String sql = "update tbl_subject set isdeleted= '1' where id = "+subjectid+"";
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Standard concise way to copy a file in Java?
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If using Java 7 or newer, you can use Files.copy as suggested by @GlenBest: stackoverflow.com/a/16600787/44737
– rob
Jun 17 '13 at 21:57
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explicit casting from super class to subclass
... animal isn't actually a dog (it's an animal, you could do Animal animal = new Dog(); and it'd be a dog) the VM throws an exception at runtime because you've violated that trust (you told the compiler everything would be ok and it's not!)
The compiler is a bit smarter than just blindly accepting ev...
How to make a new line or tab in XML (eclipse/android)?
...ut a tab before the first sentence of the text? Also, what is the code for new line? Thanks
7 Answers
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