Replace the character 10005 in the field userid in the ubk_vhost_list table with 10010UPDATE 'table _ name' SET 'field _ name' = replace ('field _ name', 'From _ str', 'to _ str ') WHERE 'field _ name' LIKE '% from_str %'Note:Table_name -- table nameField_name -- field nameFrom_str -- string to be replacedTo_str -- string to be replacedA query is run today.UPDATE ubk_vhost_list SET userid = replace (userid, '20160901', '20160901 ')For more detailed mysql string
Sometimes we need to replace the mysql string so that we can directly implement it through SQL statements. However, this method is not recommended for fields with large data volumes.
Sometimes we need to replace the mysql string so that we can directly implement it through SQL statements. However, this method is not recommended for fields with large data volumes.
Replace the character 10005 in the field userid in the ubk_vhost_list table with 10010
UPDATE 'table _ name' SET 'field _ name' =
Use regular expressions to replace all js functions. For details about how to learn about js functions, refer. Alert ("abacacf". replace ('A', '9 '));
Alert ("abacacf". replace (/a/g, '9 '));
Result 9 of the first run: bacaf, which replaces the first
The second running result 9b9c9f can be used to replace all js functions.
In fact, the second point is to use a regular expression to replace g globally to represent gobal.
Appendix: Global replacement w
Next let's take a look at the article about replacing all the examples of javascript replacement functions. I hope this article will be helpful to you.
Only the first "a" letter can be replaced
Can replace all "a" Letters
The Linux replacement of Apple's photo management tool Aperture-general Linux technology-Linux technology and application information. The following is a detailed description. Matrix posting
The author made an experiment on Ubuntu Linux, trying to find an open-source tool that can be compared with Apple's photo management tool Aperture. The authors speculate that it is unlikely to find open-source and free software comparable to Aperture.
Howeve
then use the dynamic password, which greatly enhances the security of Gmail.
Use two-step validation
After the two-step authentication is enabled, the user's specific use process is, on the web side, the user logs into the Google account and enters the original username and password first.
The user is then prompted to enter the dynamic CAPTCHA code on the phone. The user only needs to open the mobile phone the Google Authenticator application, will display the dynamic authentication cod
When the process runs, if the page it accesses is not in memory and needs to call it in, but there is no free space in memory, it is necessary to pull out a page of program or data from memory and feed into the swap area of the disk.The algorithm that chooses to bring up the page is called the page replacement algorithm. A good page replacement algorithm should have a lower frequency of page changes, that i
1, the page replacement algorithm is why
the basics of how virtual page storage Management works: before the process runs, instead of loading all the pages, instead of loading all the pages, load one or 0 pages, then dynamically mount the other pages according to the needs of the process, and when the memory space is full and the new pages need to be loaded, some sort of algorithm eliminates a page in order to load a new page.
When using virtual page
Novice net Earn stationmaster in the early stage, often because the wrong choice sex price is not particularly good host and forced to replace the host in the late, this has become commonplace. As for how to replace the host, you can see this WordPress host replacement tutorial http://www.wangzhuan478.com/1281.html. But today's topic is the webmaster most likely to doubt the question ——-does the replacement
Web page
first, the actual applicationSlightly
Second, image replacement
We do not always want words to stay on the background image, many works are deliberately hidden in the title and other elements of the text, replaced by a vivid picture.
Designers can use a background image to replace the original text in an element in order to display a more beautiful font. In order to show respect for the inventor Todd Fahrner, this technique was later call
Analysis of regular expression-replacement principle (. NET) text and text, regular expression. net
I. Opening
Recently, we often use replicas to sort out the replacement. Here we will share the replacement principles in regular expressions. First, we need to declare the replacement principles mentioned here.. NET. Fir
Recently, the world's first human body replacement caused concern, it is reported that a Russian people prepare for the world's first human body replacement surgery. He confessed he was afraid, but his illness has deteriorated in recent years and decided to give it a go. The world's first human body replacement surgery has also received public attention. Some peo
Definitions and Usage The replace () method replaces some characters in a string with some other characters, or replaces a substring that matches a regular expression. Grammar Stringobject.replace (regexp,replacement) Parameter descriptionRegExp required. The RegExp object that sets the pattern to be replaced. Note that if the value is a string, it is used as the direct text pattern to retrieve, not first converted to the RegExp object.Replacement
Http://other.mblogger.cn/ali/posts/24544.aspx
Everyone should have heard of it, that is, Google recently acquired Picasa's digital photo management tool software. Now Google releases it as freeware for users.
My colleague downloaded one and was
week or so, or even longer, so many friends, also do not want to wait one weeks can not be online, and the preferred method is to change their own power supply fan.
The power supply fan replacement is not difficult, the most important thing is to understand how the power supply fan demolition, understand the power supply fan size and interface type. The following is a detailed power-replacement tutorial.
This article describes the PHP implementation of the replacement of mobile phone number between the number of * and hidden IP last few methods. Share to everyone for your reference, specific as follows:
$string = "13826589549";
$pattern = "/(\d{3}) \d\d (\d{2})/";
$replacement = "\$1****\$3";
Print Preg_replace ($pattern, $replacement, $string);
Re
Page partial caching refers to parts of the output cache page, rather than caching the entire page content. There are two mechanisms for implementing page partial caching: One is to place the portion of the page that needs to be cached in a user control (. ascx file) and to set caching for the user control (the ASP.net page that contains the user control can be set or not set to cache). This is what is commonly called the "control cache." The essence of setting the control cache is to cache the
Go deep into parsing regular expressions-replacement principle, and go deep into regular expressions
Below we will introduce you to the regular expression replacement principle through illustrated images. For more information, see the following.
I. Opening
Recently, we often use replicas to sort out the replacement. Here we will share the
Vi and vim Editor (8): Global replacement (1), vivim
This chapter describes the global replacement commands in the vi editor. The global replacement command can be used to automatically replace all words in the file. Generally, two ex commands are used for global replacement: ": g" (global), ": s" (substitute ).
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.