fortigate 30

[MySQLView] the most interesting view optimization process, from 30 minutes to 0.08 seconds bitsCN.com The developer writes a view. it takes 30 minutes for the select statement to be optimized. The view is as follows: It may take more than 30 minutes for a developer to select: 21068 rows in set (1987.08 sec) First, parse the following: Mysql> explain SELECT

Extract data from the database for the last thirty days and generate a bar chart bitsCN.com. run the cd command on the terminal to enter the file directory. Note: Here is an example of the project. 1. create a project: enter zf create project Airline in the format of zf create action project-name in the terminal. note: you can enter zf in the terminal to view the format. 2. create an action: zf create action dirgramshow index in the format of zf create action-name controller-name 3. create a mod

Let's take a look at the example.Example The code is as follows:Copy code Function geturl ($ url, $ userinfo, $ header){$ Ch = curl_init ();$ Timeout = 1;Curl_setopt ($ ch, CURLOPT_URL, "$ url ");Curl_setopt ($ ch, CURLOPT_HTTPHEADER, $ header );Curl_setopt ($ ch, CURLOPT_REFERER, "http://www.111cn.net /");Curl_setopt ($ ch, CURLOPT_RETURNTRANSFER, 1 );Curl_setopt ($ ch, CURLOPT_USERAGENT, "$ userinfo ");Curl_setopt ($ ch, CURLOPT_CONNECTTIMEOUT, $ timeout )

Simpledateformat formatter1 = new simpledateformat ("yyyy-mm-dd ");Java. util. Date mydate = new java. util. Date ();Long mytime = (mydate. gettime ()/1000) + 60*60*24*30;Mydate. settime (mytime * 1000 );String mdate = formatter1.format (mydate );Out. println (mdate );%>// Define two strings to respectively obtain the current system date and add a value of 30 days to the current system date.Date = new date

you are reading the book, they can read it before you, because they will always read it faster than you said. As a result, you and your audience are not in sync. There are two reasons for people to use the small PPT Font:First, they are not familiar with their materials;Second, they think that more texts will be more convincing. All of them are simple and easy-to-use people. Force yourself to use a PPT font of no less than 30 lbs. I promise this wil

Zabbix belongs to a fine monitoring tool, its storage data with the fineness of the corresponding storage data will be larger, when the amount of data to a certain time when the speed of its reflection will be relatively slow, although its monitoring services in the configuration can specify the storage period of data, However, it is necessary to understand the data deletion by directly manipulating the database.The script to delete through the database is as follows: #!/bin/bash User = "R

Keymob (www.keymob.com) is a mobile advertising aggregation platform through which developers can manage ads from multiple advertising platforms, optimize AD fill rates and click-through rate, and increase revenue at least 30%.Keymob since the launch, Keymob founder saw the opportunity, began to explore the model of the converged advertising platform. In the second month of the listing, Keymob officially released, has now converged a number of adverti

User directory due to perennial users upload pictures more, resulting in hard disk resources will be exhausted, but customers require at least one months to save files,However, the folder of hundreds of thousands of pictures, whether open, sort delete is very consuming server performance, because loading these 10 g files will inevitably cause memory and CPUA lot of consumption, so write a Python script to automatically delete files from 30 days agoThe

30 SQL query optimization tips for mysql with tens of millions of big data, mysqlsql 1. To optimize the query, try to avoid full table scanning. First, consider creating an index on the columns involved in where and order. 2. try to avoid null value determination on the field in the where clause. Otherwise, the engine will discard the index and perform full table scanning, for example: select id from t where num is null you can set the default value 0

The conclusion of requests on the Exceeded 30 redirects problem is exceededredirects. First, the conclusion is that the request to send requests must contain headers; otherwise, the session between bs cannot be maintained. The preceding error is reported. Yesterday, a friend encountered a problem while crawling the webpage, And I conducted a simple test on the problem later. First, let's briefly describe the problem. First, use urllib to request a web

1. Background of the problemRecently, in the process of doing the project, encountered a problem: the use of JS to format the date time, the page appears 2015-02-07 hh:12:30, the hour does not show the data; where HH is changed to hh, sometimes the hour display HHvar daytime = $ ("#endTime"). Val (); var dtime = new Date (daytime);d Time.settime (Dtime.gettime () +365*100); var date = new Dat E (Dtime.gettime ()); $ ("#endDate"). Val (Date.fromat ("Yy

30 Linux practical commands required by the system administrator In this article, we will introduce some practical and commonly used Linux or Unix commands, which are commonly used by Linux system administrators. This article is not a complete list, but a brief list of commands that can be used as needed. The following example shows how to use these commands one by one. 1. uptime command In Linux, the uptime command shows how long your system is runn

Author |michal Bialas2017 years have passed, and your goal for the beginning of the year is almost finished? Summarize the latest 30 Android libraries and projects released in the last three months. You must have, suggest the collection! To make you more effective1.MaterialStepperViewIt is implemented steppers with material design.Currently, stepper only has a vertical view, but there will be more styles in the future. You can try it like this:You can

Spit Groove Section:Changes in demand are ever-changing, at least until you convince the person who you're dealing with.Startups are like this, product manager an idea, is to change the change, you change the complexity is not complex, in their eyes are very simple.Today, a small change in demand, the activity of the countdown to a cycle of 30 minutes countdown, yes, is a cycle of 30 minutes countdown, this

Find files that contain BOM headers under Linux and clear BOM header commands 2014-08-16 12:30:50Classification: System operation and MaintenanceLocate the file that contains the BOM header, as follows:Click ( here) to collapse or open Grep-r-i-l $ ' ^\xef\xbb\xbf '. \XEF\XBB\XBF is a 16 binary representation of the UTF8 BOMThis command removes the BOM header from the current directory and all subdirectories.Click ( here) to collapse or open

To be a good Java programmer, it is essential to have a good code-writing habit. Let's take a look at 30 suggestions for code writing.(1) The first letter of the class name should be capitalized. the first letter of the field, method, and object (handle) should be lowercase. For all identifiers, all the words contained in it should be close together, and uppercase the first letter of the middle word. For example:Thisisaclassnamethisismethodorfieldname

Java Basics 30 Q1. Object-oriented and process-oriented differentiation-oriented processesAdvantages: The performance is higher than object-oriented, because the class calls need to instantiate, the cost is relatively large, compared to consume resources, such as SCM, embedded development, Linux/unix and other general use of process-oriented development, performance is the most important factor.Cons: no object-oriented easy to maintain, easy to reuse,

"Rob 30" is a game of Chinese folk. The rules of the game are: two people from 1 start off, each person can add 1 or 2, who first report 30, who is the winner. A simple game, if you want to win, you only have mastered the mysteries of the line. But what do you want to do with the program? This article will give you a detailed explanation. The principle of victory How can you easily win? This is going to l

Java has become a huge and complex technology platform for developers, especially those who have just started to learn, to better grasp Java technology, to understand the basic concepts in depth is indispensable, can help you to improve the understanding of Java. Here's a description of the 11 key features and 30 basic concepts of the Java language.One, 9 key features of the Java language.(1) Easy:java's syntax is relatively simple compared to C + +,

code and tags are available.20.Sitemap CelebrationTree navigation using nested lists is ideal for site map pages.21. Simple cross-browser slideshowDo not use JavaScript for transparency techniques (but at the expense of not conforming to XHTML validation)22. Fillet 2A rounded div with a flow span and height.23. Create a chart with a percentage of the background pictureThe line chart uses the list 24.CSS Bar Chart: Example3 Examples of histogram: "Basic CSS Histogram", "complex CSS histogram", "