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Synchronization vs Lock
...d to use that directly either (you can use Queues and Semaphore and stuff, etc, most of the time).
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Multiple queries executed in java in single statement
...nection property to those if already exists some, like autoReConnect=true, etc.. Acceptable values for allowMultiQueries property are true, false, yes, and no. Any other value is rejected at runtime with an SQLException.
String dbUrl = "jdbc:mysql:///test?allowMultiQueries=true";
Unless such ...
How to read a single char from the console in Java (as the user types it)?
...ersions, 64/32 bit, Linux via SSH, Telnet, serial port or desktop console, etc.). So far I only use it in my private test tools. But the source code is relatively small, compared to other solutions (like JLine2 which uses Jansi). So there is not much that can go wrong. I wrote it, because JLine2 doe...
Possible reason for NGINX 499 error codes
... be in your infrastructure like maybe a CDN, Load Balacer, a Varnish cache etc. Others can be in user side like a caching proxy etc.
If there are proxies on your side like a LoadBalancer / CDN ... you should set the timeouts to timeout first your backend and progressively the other proxies to the u...
Can local storage ever be considered secure? [closed]
...atch-22 of downloading the tool to verify the downloads… PRNG quality… etc.)
– amcgregor
Feb 26 '19 at 17:30
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How to know if user is logged in with passport.js?
...express.js and passport.js you will deal with requests (app.get, app.post, etc), so talking about using passport.js outside of it is little bit pointless. Yes it is only within express route middleware handlers like app.get, app.post etc. If you need different functionality, then you should explain ...
What is the difference between String and string in C#?
...ell-known by C# programmers.
I can say the same about (int, System.Int32) etc..
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What is the difference between “pom” type dependency with scope “import” and without “import”?
...f your POM (and all of its child POMs) without having to include a version etc.
However if in your POM you simply define a normal dependency to other-pom-artifact-id then all dependencies from the dependency section of the other-pom-artifact-id are included transitively in your project - however th...
What is reflection and why is it useful?
...is in Java (imagine the object in question is foo) :
Method method = foo.getClass().getMethod("doSomething", null);
method.invoke(foo, null);
One very common use case in Java is the usage with annotations. JUnit 4, for example, will use reflection to look through your classes for methods tagged w...
SSO with CAS or OAuth?
... 2.0 to create an authentication protocol, which is what Facebook/LinkedIn etc. have done; the only standardized extension of OAuth 2.0 that provides authentication is OpenID Connect, which is the designated successor of OpenID
– Hans Z.
Jan 3 '15 at 16:55
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