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Logging in Scala
...Scala Logging, but the log messages are sent to an actor which calls SLF4J from a dedicated thread pool. Trades CPU time for (much better) latency. github.com/oncue/journal
– Gary Coady
Jul 24 '15 at 12:03
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Bash tool to get nth line from a file
...here's a Bash tool that specifically extracts a line (or a range of lines) from a file.
19 Answers
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Removing viewcontrollers from navigation stack
...Array removeAllObjects]; // This is just for remove all view controller from navigation stack.
[navigationArray removeObjectAtIndex: 2]; // You can pass your index here
self.navigationController.viewControllers = navigationArray;
[navigationArray release];
Hope this will help you.
Edit: Swift...
How to get the current date/time in Java [duplicate]
...milliseconds after the UNIX epoch (as a Java long). This value is a delta from a UTC time-point, and is independent of the local time-zone ... assuming that the system clock has been set correctly.
If you want the date / time in a form that allows you to access the components (year, month, etc) num...
What is the meaning and difference between subject, user and principal?
...deterministic fashion, "user" is the right word.
Subject/Object inherits from the same terms as used in grammar. In a sentence the subject is the actor and the object is the thing acted on. In this sense the use has been around since before computers were invented. In a security context, a subj...
Is it possible for a computer to “learn” a regular expression by user-provided examples?
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Yes,
it is possible,
we can generate regexes from examples (text -> desired extractions).
This is a working online tool which does the job: http://regex.inginf.units.it/
Regex Generator++ online tool generates a regex from provided examples using a GP search algorit...
Error - trustAnchors parameter must be non-empty
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btw this happens e.g. when switching from OracleJDK8 to OpenJDK8 since OpenJDK comes with an empty trust store. Copying the one from OpenJDK11 fixes the problem
– light_303
Nov 13 '18 at 9:38
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How to check if variable is string with python 2 and 3 compatibility
...'re writing 2.x-and-3.x-compatible code, you'll probably want to use six:
from six import string_types
isinstance(s, string_types)
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JavaScript equivalent to printf/String.Format
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From ES6 on you could use template strings:
let soMany = 10;
console.log(`This is ${soMany} times easier!`);
// "This is 10 times easier!
See Kim's answer below for details.
Otherwise:
Try sprintf() for JavaScript.
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Token Authentication vs. Cookies
...kie in every response back to the client. This means the next request made from the client will include this cookie and will thus be recognized by the server. This way the server can maintain a session with the stateless client, knowing mostly everything about the app's state, but stored in the serv...