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Why does Double.NaN==Double.NaN return false?
...he JVM has to call whatever will implement it correctly. On a PC, the CPU does all the work as such. On a machine without this support the JVM has to implement it. (I don't know of any such machine)
– Peter Lawrey
Jan 11 '12 at 17:05
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How do I prevent commands from showing up in Bash history?
... Any value not in the above list is ignored. If HISTCONTROL is unset, or does not include a valid value, all lines read by the shell parser are saved on the history list, subject to the value of HISTIGNORE. The second and subsequent lines of a multi-line compound command are not tested, and a...
Why does AuthorizeAttribute redirect to the login page for authentication and authorization failures
...you get forwarded to the login screen asking you to log in with a user who does have the role.
You might add logic to the login page that checks to see if the user is already authenticated. You could add a friendly message that explains why they've been bumbed back there again.
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String concatenation does not work in SQLite
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Post as a guest
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What does “var FOO = FOO || {}” (assign a variable or an empty object to that variable) mean in Java
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MY_NAMESPACE.func2 = {
}
both of which share the same namespace it then doesn't matter in which order the two files are loaded, you still get func1 and func2 correctly defined within the MY_NAMESPACE object correctly.
The first file loaded will create the initial MY_NAMESPACE object, and any sub...
What does the caret (‘^’) mean in C++/CLI?
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Does the (I suppose "unmanaged reference") syntax "&" still exist in C++/CLI?
– Owen
Oct 14 '08 at 19:35
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Anyone else find naming classes and methods one of the most difficult parts in programming? [closed]
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But @TravisO, this doesn't sound good in English. You don't employee get, you get an employee. What if you have more complex actions involving adjectives, such as InvalidateObsoleteQueries? QueriesInvalidateObsolete is hard to read and does not...
“INSERT IGNORE” vs “INSERT … ON DUPLICATE KEY UPDATE”
... you insert don't map to a partition.
If you use REPLACE, MySQL actually does a DELETE followed by an INSERT internally, which has some unexpected side effects:
A new auto-increment ID is allocated.
Dependent rows with foreign keys may be deleted (if you use cascading foreign keys) or else pre...
Why does Html.ActionLink render “?Length=4”
I'm VERY confused as to why this code
11 Answers
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Why does ~True result in -2?
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~ does not mean "2s complement". ~ means "Bitwise Inversion"
– McKay
Feb 20 '14 at 14:18
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