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Differences between “java -cp” and “java -jar”?
What is the difference between running a Java application with java -cp CLASSPATH and java -jar JAR_FILE_PATH ? Is one of them preferred to the other for running a Java application? I mean which one of these ways is more expensive for JVM (according to their machine resources usage)?
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What's the difference between Application.ThreadException and AppDomain.CurrentDomain.UnhandledExcep
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Application.ThreadException is specific to Windows Forms. Winforms runs event handlers in response to messages sent to it by Windows. The Click event for example, I'm sure you know them. If such an event handler throws an ...
Notification click: activity already open
I have an application with notifications that open a certain activity if I click them. I want that, if I click the notification and the activity is already opened, it's not started again, but just brought to front.
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How to expire session due to inactivity in Django?
Our Django application has the following session management requirements.
6 Answers
6
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How can I use Spring Security without sessions?
I am building a web application with Spring Security that will live on Amazon EC2 and use Amazon's Elastic Load Balancers. Unfortunately, ELB does not support sticky sessions, so I need to ensure my application works properly without sessions.
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When to favor ng-if vs. ng-show/ng-hide?
...Elements that are not in the DOM have less performance impact and your web app might appear to be faster when using ng-if compared to ng-show/ng-hide. In my experience, the difference is negligible. Animations are possible when using both ng-show/ng-hide and ng-if, with examples for both in the Angu...
Storing DateTime (UTC) vs. storing DateTimeOffset
... This is the best explanation I have read about when it would be appropriate, and I have read a lot For us, from this, it does not seem so. We get the time in UTC for our external data, and we know the location from another source if needed (and it never has been). Thanks for making it ...
Java: Class.this
...Am I right? (This is how the minified code is in the OSX Kindle Previewer app's .jar files, I'm just trying to understand what I'm looking at.)
– Matt Mc
Apr 29 '15 at 5:48
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PHP: How to generate a random, unique, alphanumeric string for use in a secret link?
...uations where the quality of your randomness can affect the security of an application. In particular, rand() and uniqid() are not cryptographically secure random number generators. See Scott's answer for a secure alternative.
If you do not need it to be absolutely unique over time:
md5(uniqid(ra...
Which is generally best to use — StringComparison.OrdinalIgnoreCase or StringComparison.InvariantCul
...our string comparison to behave the same way, no matter what computer your application is installed on.
To achieve this we have 3 options:
Set the culture explicitly and perform a case insensitive compare using unicode equivalence rules.
Set the culture to the Invariant Culture and perform case ins...