Have you forgotten mysql history or mysql history?
To view mysql statements, we usually use the show processlist command. However, this command makes sense for statements with a long query time, the statement that can be executed at once cannot be used quickly.
So we can only start from the mysql history. To achieve this goal, we need to modify the/etc/my. cnf fi
The history history object in JavaScript contains information about the URL that the user has browsed, referring to the browsing history of the browser as a historical object. Given the need for security, the object receives a lot of restrictions and now only has the following properties and methods left. The history
Related interfaces: iurlhistorystg, ienumstaturl, iurlhistorystg2 related methods:
Iurlhistorystg: enumurlsThis method returns an ienumstaturl interface pointer, which is used to enumerate ie history records.
Lresult
Ienumstaturl
::
Next (ulong Celt, lpstaturl rgelt, ulong * pceltfetched)
Parameter description:
CeltThe value cannot be 0, but can be set to 1.
RgeltIs a staturl structure pointer that is filled by a MS-IE.
PceltfetchedReturned by the me
1. No longer save historical records or reduce the number of historical records savedModify/etc/profile to change histsize=1000 to 0 or quantity to keepClears the. Bash_history under the user's home path.
Copy Code code as follows:
Echo ' >/home/user/.bash_history
2. Immediately empty the history record of the current history command
Copy Code code as follows:
Bash saves the history of commands used. The history of these commands is stored in the. bash_history file of the user's main directory.
Introduction
Bash saves the history of commands used. The history of these commands is stored in the. bash_history file in the user's main directory.
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Mobile phone Baidu to view the history of the fact very simple only need in the mobile phone Baidu can be seen, the specific procedures below.
1. As shown below we open the Baidu mobile phone app, there will be a "me" below.
2. Click on my tag to enter and we'll find "bookmark/history" to open it into
3. We then find the following "history" to o
The Window.history object does not use the prefix of window when writing. To protect user privacy, there are restrictions on how JavaScript accesses the object.
Method:
History.back ()-loads the previous URL in the History list, which is the same as clicking the Forward button in the browserHistory.forward ()-loads the next URL in the History list, which is the same as clicking the Forward button in the b
View the history command and history command
Files have been cleared during production. Which of the following operations can be checked?
Use history to view historical commands:
$ History | more
You can also run the following command to view the history:
$ Vi ~ /.
This property returns the and of the number of addresses that are contained under "forward" and "back" two keys. I don't seem to use this property very often, and I don't use it very much.
The history object provides three ways to access the history list:
History.back () Loads the previous URL in the History list, which is equivalent to pressing the back button
plot summary:Dr. Stephen Hawking's "The Universe in the Nutshell" is mainly about the Big Bang Theory,Is the beginning of our universe really the Big Bang?Drama Start:Star Calendar July 11, 2016 17:02:46, the Milky Way Galaxy Earles the Chinese Empire Jiangnan Line province.[Engineer Ah Wei] is working with [machine Xiao Wei] to study [a brief history of the Big Bang Theory of Time].Let's take a look at some things about the Earth:The following basic
A Brief History of JavaScript and a brief history of javascriptBrief history of strongswan JavaScript
I. Origin of JavaScript
JavaScript is developed jointly by Netscape and Sun. Its first version appeared in the Netscape Navigator 2 browser that exited in December 1995.
JavaScript has nothing to do with the Java language. In theory, Java can be deployed in any
No......Even if you delete all the records, you can use data recovery tools to retrieve them.Even if you cover n times with professional tools to make sure the data can't be recovered, the Web site also has a memory of which IP has visited what time. Then run the ISP (Unicom or telecommunications) a check, xx time xx IP to whom?I'll pull you out in minutes.Even, it has been reported before, using big data, only a few behavioral characteristics, you can identify the user identity.It is enough to
Every command we operate is often recorded by the machine, and some sensitive operation commands are blocked for security purposes.Set the default number of records in Linux:Temporary effect:Export histsize = 5HistoryValid permanently:Echo "Export histseze = 5">/etc/profile./Etc/profile or source/etc/profile // The configuration must take effect.Control history files: variable of the number of historical records in the command lineCat ~ /. Bash_histor
About the history of jquery
jquery History Plugin helps you-support back/forward buttons and bookmarks in your JavaScript applications. Historical jquery Plug-ins can be To help you get back to your JavaScript support applications/forward buttons and bookmarks. You can store the "application state" into the URL hash and restore the states from it. It is possible to save the URL hash of the application state
2.1 A Brief History of Java I/O, a brief history of 2.1
I/O in Java 1.0 to 1.3 does not exist, while NIO introduced in Java 1.4 has "Improvements ": non-blocking IO, buffer, channel layer, Character Set, memory data, Perl (King of regular expressions );
Next Generation I/O-NIO.2 (Java 7)
Leading: Alan poman
Standard: JSR-203
Objective: (* To be honest-not understanding too much)
(1) A file system inte
you'll see a message
Like this:
Automatic cherry-pick failed. After resolving the conflicts,Mark the corrected paths with 'git add When commiting, use the option '-C 94e310d' to retain authorship and message.
This is fairly self-explanatory. Use "Git status" to see which filesAre problematic:
Edit the file to manually resolve the conflict, add the file, and thenCommit with the "-C" option noted in the original message.
The bad thing about cherry-pick is that if D is followed by multiple commits
Review of the history of AI into China, review of the history of AI
In 1955, American scholar John McCarthy (1927-2011) first proposed the term "AI", meaning: artificial intelligence is The science and engineering of making intelligent machin ". At that time, Chinese people were not clear about what the "intelligent machine" proposed by Mr. card.com meant. They were busy with other things all day ,......
Research on the development history of Gnu/Linux and the development history of gnulinux
1. gnu/Linux is a UNIX-like Operating System Based on POSIX and UNIX. the Network-centric UNIX design concept is a stable multi-user network operating system.
Linus Torvalds released the first Linux announcement in the usenet comp. OS. minix news group in October 5, 1991.
Basic Ideas: 1. Everything is a file 2. Every so
Official Website
Http://code.google.com/p/reallysimplehistory/
It mainly involves the use of two objects.
Dhtmlhistory and historystorage.
1. dhtmlhistory. Add (param1, param2 ).
This method stores browser history records. For example, the current URL is callback ("p2", param2 ). The framework will automatically record the previous browsing history. The framework allows you to store some data in this
C language development history and reserved words (keywords) -- Appendix: C language standard documentation, Development History keywordsIntroduction
Take the time to sort out the development history of C language and the standard library files of C language and their reserved words/keywords. The international standards of C language versions will be attached to
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