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Global variables in AngularJS
...blem with it is that the controller that initialises it, gets called again by angular some how and then resets the variable back to its initial value.
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Client-server synchronization pattern / algorithm?
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^^^^^^ this is by far the best answer, guys!
– hgoebl
Sep 18 '17 at 14:58
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Comparison of Android networking libraries: OkHTTP, Retrofit, and Volley [closed]
...|O presentation on it" library.
EDIT - Volley is now officially supported by Google. Kindly refer Google Developer Guide
From what I've read, seems like OkHTTP is the most robust of the 3
Retrofit uses OkHTTP automatically if available. There is a Gist from Jake Wharton that connects Volley t...
SHA1 vs md5 vs SHA256: which to use for a PHP login?
... for both caveats here.)
You might be tempted to resolve the first caveat by pre-hashing your passwords before running them through bcrypt, but doing so can cause your application to run headfirst into the second.
Instead of writing your own scheme, use an existing library written and/or evaluate...
How can I use Spring Security without sessions?
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@workerjoe So, what you are trying to say by this java configuration, the sessions are not created by spring security rather tomcat?
– Vishwas Atrey
May 8 at 20:50
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When do I need to use AtomicBoolean in Java?
...lize();
initialized = true;
}
This is not thread-safe. You can fix it by using AtomicBoolean:
if (atomicInitialized.compareAndSet(false, true)) {
initialize();
}
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How do I check if a string contains another string in Swift?
...olution since some people, including me, encountered some strange problems by calling containsString().1
PS. Don't forget to import Foundation
Footnotes
Just remember that using collection functions on Strings has some edge cases which can give you unexpected results, e. g. when dealing with emo...
How to fix PCH error?
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This is often a caching problem. Usually it can be resolved by holding down the Option key and choosing Product > Clean Build Folder...
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Synchronization vs Lock
...n. Implementations of the Lock interface enable the use of such techniques by allowing a lock to be acquired and released in different scopes, and allowing multiple locks to be acquired and released in any order.
With this increased flexibility comes additional responsibility. The absence of bl...
Multiple queries executed in java in single statement
...E;"
Yes it is possible. There are two ways, as far as I know. They are
By setting database connection property to allow multiple queries,
separated by a semi-colon by default.
By calling a stored procedure that returns cursors implicit.
Following examples demonstrate the above two possibilitie...