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How to set proxy for wget?
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430
For all users of the system via the /etc/wgetrc or for the user only with the ~/.wgetrc file:
u...
What are the differences between PMD and FindBugs?
...alues, impossible cast, 32bit int shifted by an amount not in the range of 0-31, a collection which contains itself, equals method always returns true, an infinite loop, etc.
Usually each of them finds a different set of problems. Use both. These tools taught me a lot about how to write good Java c...
How to specify a port number in SQL Server connection string?
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260
Use a comma to specify a port number with SQL Server:
mycomputer.test.xxx.com,1234
It's not ne...
Elegant method to generate array of random dates within two dates
...ath.random() * (end.getTime() - start.getTime()));
}
randomDate(new Date(2012, 0, 1), new Date())
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What are the rules for evaluation order in Java?
...So now you have enough information to answer your question. In a[b] = b = 0 the rules of associativity say that this is a[b] = (b = 0); but that does not mean that the b=0 runs first! The rules of precedence say that indexing is higher precedence than assignment, but that does not mean that the ind...
Positioning element at center of screen
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203
The easy way, if you have a fixed width and height:
#divElement{
position: absolute;
t...
Read user input inside a loop
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107
Read from the controlling terminal device:
read input </dev/tty
more info: http://compgro...
Getting the encoding of a Postgres database
...;
– Jon Bernhardt
Nov 27 '18 at 15:50
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What is digest authentication?
... sent. If they match then access is granted, otherwise it can send back a 401 Unauthorized (no login or failed login) or a 403 Forbidden (access denied).
Digest authentication is standardized in RFC2617. There's a nice overview of it on Wikipedia:
You can think of it like this:
Client makes req...
How do I modify a MySQL column to allow NULL?
MySQL 5.0.45
6 Answers
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