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Different between parseInt() and valueOf() in java?
How is parseInt() different from valueOf() ?
11 Answers
11
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Why is char[] preferred over String for passwords?
...ated the String, if another process can dump memory, there's no way (aside from reflection) you can get rid of the data before garbage collection kicks in.
With an array, you can explicitly wipe the data after you're done with it. You can overwrite the array with anything you like, and the password...
php $_POST array empty upon form submission
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I also had a similar problem, it was coming from my .htaccess file. It was stripping the .php extension from the URL, and my form was POSTing to the URL with the extension.
– Emanuel Vintilă
Feb 28 '16 at 12:29
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Apache and Node.js on the Same Server
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Doesn't this proxy requests from Apache to Node, while it takes away the benefits of Node's non-blocking nature?
– html_programmer
Sep 16 '14 at 20:52
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DatabaseError: current transaction is aborted, commands ignored until end of transaction block?
... the transaction. (You might think of it as a safety feature, to keep you from corrupting your data.)
To fix this, you'll want to figure out where in the code that bad query is being executed. It might be helpful to use the log_statement and log_min_error_statement options in your postgresql serv...
How to execute a java .class from the command line
...dable via ./mypackage/hello.class name. See also: "Running java in package from command line" question.
– ruvim
Apr 24 '18 at 11:40
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How to bind 'touchstart' and 'click' events but not respond to both?
...ssume they had used a keyboard to click the item, and trigger the function from there.
– DA.
Sep 23 '11 at 15:26
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Post-increment and pre-increment within a 'for' loop produce same output [duplicate]
...i);
++i;
}
Note that the lines i++; and ++i; have the same semantics FROM THE PERSPECTIVE OF THIS BLOCK OF CODE. They both have the same effect on the value of i (increment it by one) and therefore have the same effect on the behavior of these loops.
Note that there would be a difference if t...
Why does flowing off the end of a non-void function without returning a value not produce a compiler
...eturn value could be set with embedded assembler or other tricky methods.
From C++11 draft:
§ 6.6.3/2
Flowing off the end of a function [...] results in undefined behavior in a value-returning function.
§ 3.6.1/5
If control reaches the end of main without encountering a return stateme...
How to assign a Git SHA1's to a file without Git?
...3fae03f4606ea9991df8befbb2fca795e648fa
Here is a Python implementation:
from hashlib import sha1
def githash(data):
s = sha1()
s.update("blob %u\0" % len(data))
s.update(data)
return s.hexdigest()
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