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Why can't C++ be parsed with a LR(1) parser?
...ing
(int(x)), (y), (new int));
(a comma-separated expression).
The two token sequences have the same initial subsequence but different parse trees, which depend on the last element. There can be arbitrarily many tokens before the disambiguating one.
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Scanner vs. BufferedReader
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Scanner is used for parsing tokens from the contents of the stream while BufferedReader just reads the stream and does not do any special parsing.
In fact you can pass a BufferedReader to a scanner as the source of characters to parse.
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What's the difference between OpenID and OAuth?
...mited to the 'this is who I am' assertion, while OAuth provides an 'access token' that can be exchanged for any supported assertion via an API).
2. Features
Both protocols provide a way for a site to redirect a user somewhere else and come back with a verifiable assertion. OpenID provides an identit...
Android 1.6: “android.view.WindowManager$BadTokenException: Unable to add window — token null is not
I'm trying to open a dialog window, but every time I try to open it it throws this exception:
16 Answers
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SAML vs federated login with OAuth
...set of trust Hertz trusts that US Airways identity provider will deliver a token that is accurate and in a secure manner. After booking the flight US Airways identity provider would generate a token and populate how they have authenticated the user, as well as "attributes" about the person in our ...
Android 'Unable to add window — token null is not for an application' exception
I get the following Android exception when I try to open a dialog. Can someone please help me understand what is going on and how can I fix this problem?
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How do you close/hide the Android soft keyboard using Java?
...;
//Find the currently focused view, so we can grab the correct window token from it.
View view = activity.getCurrentFocus();
//If no view currently has focus, create a new one, just so we can grab a window token from it
if (view == null) {
view = new View(activity);
}
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Why do people say that Ruby is slow? [closed]
...itude ahead of Ruby, Python, PHP etc. in the more algorithmic, less memory-allocation-intensive benchmarks above)
Ruby method calls are slow (although, because of duck typing, they are arguably faster than in strongly typed interpreted languages)
Ruby (with the exception of JRuby) does not support t...
How can I read input from the console using the Scanner class in Java?
...erminated by any one these: \n, \r (or) \r\n
Scanner breaks its input into tokens using a delimiter pattern, which by default matches whitespace(\s) and it is recognised by Character.isWhitespace.
« Until the user enters data, the scanning operation may block, waiting for input.
« Use Scanner(BUF...
The required anti-forgery form field “__RequestVerificationToken” is not present Error in user Regis
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You have [ValidateAntiForgeryToken] attribute before your action. You also should add @Html.AntiForgeryToken() in your form.
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