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How to check if the user can go back in browser history or not
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This will not work if you are coming from a secure (HTTPS) page to an insecure page (HTTP), as that will strip the referrer.
– Kevin Borders
Apr 7 '15 at 15:31
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Detect if Android device has Internet connection
...king() {
boolean success = false;
try {
URL url = new URL("https://google.com");
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
connection.setConnectTimeout(10000);
connection.connect();
success = connection.getResponseCode() ...
Using port number in Windows host file
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The simplest way is using Ergo as your reverse proxy:
https://github.com/cristianoliveira/ergo
You set your services and its IP:PORT and ergo routes it for you :).
You can achieve the same using nginx or apache but you will need to configure them.
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No serializer found for class org.hibernate.proxy.pojo.javassist.Javassist?
...-on module for Jackson which handles Hibernate lazy-loading.
More info on https://github.com/FasterXML/jackson-datatype-hibernate wich support hibernate 3 and 4 separately.
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How to get the first element of an array?
...ar ary = ['first', 'second', 'third', 'fourth', 'fifth'];
alert(ary[0]);
https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array
Also,
Source, courtesy of bobince
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imp...
Can you test google analytics on a localhost address?
...imply setting the domain to none.
ga('create', 'UA-XXXX-Y', 'none');
See: https://developers.google.com/analytics/devguides/collection/analyticsjs/domains#localhost
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How do you search an amazon s3 bucket?
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AWS released a new Service to query S3 buckets with SQL: Amazon Athena https://aws.amazon.com/athena/
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Restoring MySQL database from physical files
...server. Everything come back and enjoy it.
That is it.
See more info at: https://biolinh.wordpress.com/2017/04/01/restoring-mysql-database-from-physical-files-debianubuntu/
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Best way to extract a subvector from a vector?
...ines-support-library.
There are several gsl implementations . For example: https://github.com/martinmoene/gsl-lite
C++20 provides an implementation of span. You would use std::span and #include <span> rather than #include <gsl/span>.
For more information about spans, see: What is a "span...
How to differentiate single click event and double click event?
...ble click
}
};
Modern browsers and even IE-9 supports it :)
Source: https://developer.mozilla.org/en-US/docs/Web/API/UIEvent/detail
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