redundant colon

Tags: mysql delete redundant bin-log filesToday work found Zabbix alarm, open the alarm page looked down, said the server/partition is less than 20%.SSH to server, view results found to be MySQL Bin-log file resulting in usage less than 20%MYSQLGT;NBSP;SYSTEMNBSP;LSNBSP;-LH TOTALNBSP;8.5G-RW-RW----1mysqlmysql1.6G MAYNBSP;21NBSP;10:09NBSP;IBDATA1-RW-RW----1mysqlmysql5.0MMay21 10:09NBSP;IB_LOGFILE0-RW-RW----1mysqlmysql5.0mmay2110:09ib_ Logfile1 drwx----

Remove the redundant kernel after Linux updateI use the FREDOA 21 in order to make the network card driver unknowingly upgraded several systems, each boot after a number of cores let me choose, really a headache, especially like Bo Master this kind of forced people, looking at the upset, so I want to delete the redundant kernel, recommended to retain two cores, a loaded up-to-date, One is the bottom version

Once the computer has been used for a long time, it will become slow, we will also be uncertain when the system to clean up the optimization or uninstall the less commonly used software programs, of course, affect the speed of the system has many factors, such as system services have a direct relationship, and many system services are redundant, but will occupy the system memory resource space, So it is necessary to delete some useless system services

Adding redundant control files is naturally a layer of security for the database, after all, the single link control file is a little bit dangerous, after all, is the hub of the library file. Needless to say, into today's theme, for RAC nature can also be for single-machine, if there is demand in this area landlord later will be more in the release.============================== the =============================== of the division line of Meng DaNote:

, balancing performance, data security and storage costs per disk using "parity" Block to hold parity information for other hard disk data (not data on other hard drives) to secure data with parity information RAID10: requires at least four drives, both speed and security, but at a high cost inherited RAID0 's fast and RAID1 security, The combination of RAID1 and RAID0, four hard drives 22 to RAID1 form a redundant array, and two RAID1 to form a read-

WordPress Head of the code is very much, including the WordPress version, contextual, the first article, home page meta information and other redundant code, these are meaningless to the blogger, but also to the safety of the site has a certain impact, also did not know what the code is the role of How to come and how to delete. WordPress Head Cleanup code is as followsInsert the following code into the header of your functions.php file, except for a

This article is an example of the filtering of the Android project redundant resources file solution, very practical value! The detailed description is as follows: Many developers often experience this in the development process of Android projects: interface developers released a new version of the resource bundle, but some of the image name changed, and some pictures were deleted, but in the implementation of the developer just the new resources to

Remove Email,type duplicate fields from table Deny_mailThe design of the Deny_mail table does not take into account uniqueness, resulting in the insertion of a lot of duplicate data, is now written database statement correction.Step 1: Establish the TEMP table TMP storeRedundancyKey Information1) CREATE TABLE tmp as SELECT min (id), type,mail from Deny_mail have count (type,email) >1 GROUP by Type,email;Step 2: Delete redundant information based on te

Using SQL scripts to remove redundant views and tables SQL script Deletes View informationUse DatabaseGOIF object_id (' ViewName ') is not NULLBEGINDROP VIEW ViewNameENDGO SQL script deletes table informationUse DatabaseGOIF EXISTS (SELECT * from dbo.sysobjects WHERE ID = object_id (N ' dbo. TableName ') and OBJECTPROPERTY (Id,n ' isusertable ') = 1)BEGINTRUNCATE TABLE TableNameDROP TABLE TableNameENDGOThe above script is for reference only, ple

Topic Links:http://poj.org/problem?id=3177Main topic:Bessie's Farm has an F-block ranch, which is known to have at least one path connected to any of the two farms (not necessarily directly connected)To move from one ranch to another, Bessie and her companions often need to go through the decaying woods. The cows were particularlyDisgusted by the bad way, so Bessie decided to build a few more roads on the farm, so that when going to a place can always have twoA completely independent way to choo

Article Title: Delete the ubuntu redundant boot menu. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. After the ubuntu Startup menu is updated, there are several more options on the grub menu, such as Ubuntu linux, which are useless and cause some trouble. The solution is simple. You just need to use the new linu

; Server Also in Global.asax.cs , add the following code protected void Application_presendrequestheaders (object sender, EventArgs e) {as HttpApplication; if null null) { app. Context.Response.Headers.Remove ("Server");} } X-aspnet-version Locate the system.web node in the Web. config file and add the following configuration: "false" /> X-powered-by Locate System.webservice

Allocator in the C ++ standard library is redundant. In my opinion, C ++ allocator is a failed attempt of dependency injection. Memory Allocation and release in C/C ++ is an important thing. I agree that when writing a library, apart from using malloc/free by default, you should also be allowed to specify the function for memory allocation. If the library depends on memory allocation and release, users should be allowed to inject this dependency. I se

( result) = = Dict and ' error ' in result: Response.status_code = 500return response Now we can remove the JSON-related code from the original method and add an adorner instead: Post_only@json_responsedef Register (Request): try: user = User.objects.create_user (request. post[' username '), request. post[' email ', request. post[' password ') # Optional Fields for field in [' First_Name ', ' last_name ']: if field in request. POST:

The point of 1 is the leaf node when the degree of each double connected component is reduced. The original image Plus (leaf+1)/2 edges becomes a double connected graph.#include 　　"POJ 3177" redundant Paths (dual connected components)

least 3 pieces of disk4. Free space: (n-1) *min (Disk1,disk2,...)　　　　RAID-6 calculate two checksum values exist on different disks, each disk round-robin check disk1. Improve reading and writing ability2. Two disks can be damaged at the same time3. At least 4 pieces of disk4. Free space: (n-2) *min (Disk1,disk2 ...)RAID-7RAID-10 do RAID1 First, then do RAID01. Improve reading and writing ability2. Up to half of the simultaneous bad disk3. At least 4 pieces of disk4. Free space: N*min (Disk1,dis

Select * from table1 Select * from table2 Select a. *, B. * from table1 a, table2 B where a. id = B. e -- Query if column X of Table 1 has repeated values, take only oneSelect min (id) as id, B, c from table1 group by B, c order by id asc -- 1. Search for redundant duplicate records in the Table. duplicate records are determined based on a single field (peopleId ).Select * from table1 where B in (select B from table1 group by B having count (B

Theme: A undirected connected graph is provided to determine the minimum number of sides to be added so that at least two roads with independent edges exist between any two points. Note that duplicate edges may exist. Analysis: Obviously, in the sameConnected ComponentAll vertices in can be equivalent to a point.ShrinkThen, the new graph isTreeThe edge of the tree is of the original undirected graph.Bridge. Now the problem is converted to the number of sides added to the tree to change the graph

Write an algorithm to operate a linear table stored in a non-descending order, and delete redundant elements in the table to strictly increase the number of elements. Input: 3 3 4 5 6 6 7 8 9 9 Output: 3 4 5 6 7 8 9 Void sortex (sqlist * l)

POJ-3177 Redundant Paths, poj-3177redundantRedundant Paths Time Limit:1000 MS Memory Limit:65536 K DescriptionIn order to get from one of the F (1 Given a description of the current set of R (F-1 There might already be more than one paths between the same pair of fields, and you may also build a new path that connects the same fields as some other path. InputLine 1: Two space-separated integers: F and R Lines