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Why is Java's SimpleDateFormat not thread-safe? [duplicate]
... been fixed in JDK8 per se. but JDK8 introduces the new java.time package, including DateTimeFormatter which is threadsafe.
– james turner
Nov 18 '15 at 18:03
3
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or (HTML5)
... a section with navigation links."
There are notes for nav that I didn't include but think are important, but I think its best for you to get the definition yourself from the standards.
The definitions marked in this post as the answer are close to correct but have extraneous statements in them t...
How can I configure the font size for the tree item in the package explorer in Eclipse?
...
On Windows 7, you can affect many of the Eclipse GUI fonts, including the Project Explorer by going to:
Control Panel → Personalization → Window Color and Appearance → Advanced Appearance Settings
Change the font size for "Message Box".
Of course this messes with the appearan...
How are “mvn clean package” and “mvn clean install” different?
...install, it runs the commands for all lifecycle phases till install, which includes package as well
validate >> compile >> test (optional) >> package >> verify >> install
So, effectively what it means is, install commands does everything that package command doe...
Choose between ExecutorService's submit and ExecutorService's execute
...urn a value and anticipates
that it might throw an exception.7 Executors includes several utility
methods for wrapping other types of tasks, including Runnable and
java.security.PrivilegedAction, with a Callable.
shar...
Click outside menu to close in jquery
...ation options are bad because they can interfere with other event handlers including other menus that might have attached close handlers to the HTML element.
Here is a simple solution based on user2989143's answer:
$('html').click(function(event) {
if ($(event.target).closest('#menu-container,...
Python “raise from” usage
...ets say your database API supports opening databases from various sources, including the web and disk. Your API will always raise a DatabaseError if opening the database fails. But if the failure is the result of a IOError because a file failed to open or a HTTPError because a URL failed to work the...
Git command to show which specific files are ignored by .gitignore
...ly-ignored files.
--exclude_standard is not just a shortcut, but a way to include all standard "ignored patterns" settings.
exclude-standard
Add the standard git exclusions: .git/info/exclude, .gitignore in each directory, and the user's global exclusion file.
...
SQL Server query to find all permissions/access for all users in a database
...Type : Type of permissions the user/role has on an object. Examples could include CONNECT, EXECUTE, SELECT
DELETE, INSERT, ALTER, CONTROL, TAKE OWNERSHIP, VIEW DEFINITION, etc.
This value may not be populated for all roles. Some built in roles have implicit perm...
Is there a Java reflection utility to do a deep comparison of two objects?
...ll the differences, or just stop at the first one it finds. And its output includes the xpath to the differing nodes, which is nice. By default it doesn't allow unordered collections, but it can be configured to do so. Injecting a special difference handler (Called a DifferenceListener) allows you t...