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PHP Image upload without refreshing page using jquery example

In this post i show you how to image upload without page reload using jquery ajax jquery ajax through you can upload image and store record into database in php i use jqueryform plugin for image uploading So you can do by following few step of file uploading ajax jquerystrongPreivewstrong

How to Mitigate DROWN CVE-2016-0800

This blog post will discuss how to Mitigate DROWN CVE-2016-0800.

Unless you’ve been living in a cave you’ll have heard (or likely to hear about soon) the drown attack. From the Red Hat site:

“A padding oracle flaw was found in the Secure Sockets Layer version 2.0 (SSLv2) protocol. An attacker can potentially use this flaw to decrypt RSA-encrypted cipher text from a connection using a newer SSL/TLS protocol version, allowing them to decrypt such connections. This cross-protocol attack is publicly referred to as DROWN.

Find out more about CVE-2016-0800 from the MITRE CVE dictionary dictionary and …

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How to create middleware for XSS protection in Laravel

XSSCross Site Scripting protection must need in your site because if you do not XSS protection then your site is not secure XSS filter through you can remove html tag from your input value and it is very important to remove html tag for security in your laravel 52 application you can implement

Use VividCortex to View WiredTiger Metrics and Charts for MongoDB

VividCortex is designed to offer its users as much access and visibility into their database systems as possible. With that in mind, we're excited to let all of our MongoDB users know that VividCortex is capable of capturing, displaying, and navigating metrics and charts produced in MongoDB's powerful WiredTiger storage engine. 

Beginning with MongoDB version 3.0, users will have the option of selecting one of two storage engines: the default MMAPv1 engine, as used in prior MongoDB releases; or the new WiredTiger engine. As MongoDB's site explains,

For many applications, WiredTiger's more granular concurrency control and native compression will provide significant benefits in the areas of lower storage costs, greater …

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Virtual columns in MySQL and MariaDB

In this blog post, we’ll compare virtual columns in MySQL and MariaDB.

Virtual columns are one of my top features in MySQL 5.7: they can store a value that is derived from one or several other fields in the same table in a new field. It’s a very good way to build a functional index. This feature has been available in MariaDB for some time, so let’s compare the two and see if they are equivalent. We’ll look at different aspects for this comparison.

Documentation

The MariaDB documentation is very easy to find.

Finding the documentation for virtual columns in 5.7 is a bit more challenging. …

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Open-sourcing KingPin, building blocks for scaling Pinterest

When we first started building Pinterest, we used Python as our development language, which helped us build quickly and reliably. Over the years we built many  tools around Python, including Pinball, MySQL_utils and pymemcache, as well as a set of libraries  used  daily for service communication and configuration management. Today we’re releasing this toolset, KingPin, as our latest open-source package. 

KingPin contains some of the best practices we learned when scaling Pinterest, including:

  • A local daemon to deal with the ZooKeeper’s single point of failure (SPOF) …
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Percona Server 5.5.48-37.8 is now available


Percona is glad to announce the release of Percona Server 5.5.48-37.8 on March 4, 2016. Based on MySQL 5.5.48, including all the bug fixes in it, Percona Server 5.5.48-37.8 is now the current stable release in the 5.5 series.

Percona Server is open-source and free. Details of the release can be found in the 5.5.48-37.8 milestone on Launchpad. Downloads are available here and from the …

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How to generate random alphanumeric string in PHP

In this example i am going to show you how to generate randomly alphanumeric string OR number in PHP when you need you generate random alphanumeric string for your unique field then you can easily create using substr md5 rand uniqid mtrand time and strshuffle php function you c

How to use each loop with class element of html in Jquery

Whenever you need to use each loop in jquery then you can follow this example code each with html class you can get whole object of that class using this jquery function In following example you can see i get attribute dataid using thisdataid that means you can take current class data

Oracle Virtual Technology Summit

In the coming weeks, Oracle Technology Network welcomes you to join the Virtual Technology Summit which is a half-day online conference with multiple tracks.  This time there is a MySQL track, and I will do a presentation on Analyze & Tune MySQL Queries for Better Performance.  The MySQL track also contains a presentation on MySQL 5.7, and a presentation on how to use Oracle Enterprise Manager to manage MySQL databases.
There will be three events with the same program, but at different times to best suit different parts of the world.   The first opportunity is the Americas event on March 8.  Later, there will be events for Asia/Pacific (March 15) and Europe/Middle East/Africa (April 5).  
To register, go to the pages for the …

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