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How do I expire a PHP session after 30 minutes?
...ssion cookie that is only valid until the browser is closed.
Conclusion / best solution:
The best solution is to implement a session timeout of your own. Use a simple time stamp that denotes the time of the last activity (i.e. request) and update it with every request:
if (isset($_SESSION['LAST_A...
How can I avoid running ActiveRecord callbacks?
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Best solution EVER. Elegant and simple!
– Rafael Oliveira
Sep 30 '16 at 1:12
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Classpath including JAR within a JAR
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The best way I know of now-a-days is to use IntelliJ jar artifact. It extracts all of the classes from the dependant jars and puts them in your one jar.
– enl8enmentnow
Jan 25 '14 at 17:50
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Shall we always use [unowned self] inside closure in Swift
...because as soon as the view controller goes away, the button and any other items it may be referencing from self goes away at the same time. The closure block will also go away at the same time.
class MyViewController: UIViewController {
@IBOutlet weak var myButton: UIButton!
let netwo...
Setting JDK in Eclipse
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For those who can't find the 'Preferences' item, it's under the 'Window' dropdown menu.
– Greg Quinn
Jan 8 '15 at 1:19
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When and why JPA entities should implement Serializable interface?
...sistence, Serializable is not needed, at least with Hibernate.
But it is a best practice to make them Serializable.
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'Missing contentDescription attribute on image' in XML
... Actually I don't think android:contentDescription="@null" is the best solution. I'm using tools:ignore="ContentDescription" that is what is meant to be. Make sure you include xmlns:tools="schemas.android.com/tools" in your root layout.
– Sotti
Nov 11 ...
如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
...classification problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. But if you’re simply looking for a “good enough” ...
如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
...classification problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. But if you’re simply looking for a “good enough” ...
如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
...classification problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. But if you’re simply looking for a “good enough” ...