Mysqldumpslow:Died at/usr/local/mysql/bin/mysqldumpslow line 161,
Conclusion: The number of top jobs is too large, and mysqldumpslow cannot be traversed.
/Usr/local/mysql/bin/mysqldumpslow-s-t 15/root/db01-102-slow.log
1. Try removing r and report an error. The parameter is not recognized.
[Root @ slave] #/usr/local/mysql/bin/mysqldumpslow-s-t 15/root/db01-102-slow.log Reading mysql slow query log from 15/root/db01-102-slow.logCan't open 15: there is no such file or directory at/usr/local/mysq
Wherever the network exists, it will inevitably be threatened by many unsafe factors, the installation of firewalls in the system is undoubtedly the most sensible and effective choice. Since we hope that the firewall to become a personal computer and network between a security barrier, we must have a transparent understanding of all aspects of the firewall, in order to achieve the desired effect.
Q: How should Windows 2003 self-brought firewalls turn on and off?
A: You can set up directly in th
E-commerce website coupon issue now a website member has a coupon function to register and send a coupon (valid for one year) enough to buy and return the coupon (not limited to the validity period) send coupons on holidays (defined by the background staff for specific time amount) my practice is that the member table
. Easy to install, set and use. The most important thing is -- It's free.
Download Comodo Firewall
2. PC Tools Firewall Plus
PC Tools Firewall Plus is a powerful Firewall software, which is free of charge like PC Tool Antivirus. Therefore, if you are eager to use the PC Tools Package, you can consider PC Tools Firewall Plus + PC Tool Antivirus = free version PC Tools Internet Security.
Plus "src =" http://img.cnbeta.com/newsimg/100421/2121131866237330.gif "alt =" "width =" 500 "height =" 333 "
Infinite recursion caused by mybatis level cacheIntroduction:Recently in the project to participate in a coupon collection activities, when multiple users to receive the same coupon, the use of database lock control concurrency, the initial assumption is: if more than one person to receive a coupon, the first person to arrive at the successful, others continue to
Bond trading between the two sides in the national interbank bond market after the transaction, the settlement can be used to deal with the coupon, see the voucher payment, see the three ways to pay the coupon, said the popular point is the coupon deal: The first hand to pay the coupon, at the same time to complete; se
Design and Implementation of Electronic coupons for ios development
/// Main. m // electronic coupon // # import
# Import Discount. h # import Food. hint main (int argc, const char * argv []) {Discount * dis = [[Discount alloc] init]; [dis showInformation: 20 andDiscountTime: @ This coupon uses andContentInformation after every day: @ This coupon is only ava
programs that frequently read the hard drive. If you have a secure firewall and update it in a timely manner, you can disable NAV's automatic protection when you are not exposed to the Internet or other network tools (including e-mail), because this "automatic protection" feature will definitely have a detrimental effect on your performance.
All you need to do is make sure that you scan the virus before you open the downloaded file and the virus library is updated. If Norton's real-time update
network tools (including emails, you can disable the automatic protection function of NAV, because this "automatic protection" function will definitely adversely affect your performance.You only need to ensure that you can scan the virus before opening the downloaded file and after updating the virus database. If Norton's real-time updates run too slowly, you can skip Symantec's virus repository download page and select the latest security patch and virus repository.2. Integrate your anti-virus
This software is really good to tell the truth, but the encryption technology is also quite powerful. The digital signature technology is adopted, making it quite difficult for Chinese users. If the OEM package is not completely customized and popular on the Internet, it doesn't feel as good as the original version. So let's get an English version. That's just the words, the dictionary query is almost complete.
It is easy to use. You only need to fill in your information during installation.
The software is really good at telling the truth, but the encryption technology is also quite powerful. The use of digital signature technology makes it very difficult to make Chinese. Online now popular kind of not completely Chinese when using OEM package change, feel no original good, so still get an English version, anyway on those words, look up the dictionary also almost all know.
Use is very simple, you just fill in the installation of your information, installed after the reboot,
Article Description: the interactive design optimization scheme of coupons in the shopping process of the communication station.
We often buy things on the internet and often receive coupons, recently had time to do a small research, on a website, 30% of users have more than 10 effective coupons, but, when we use coupons, we found a problem, many sites in the shopping settlement page can only display 10 coupons, So, if we have more than 10 coupons, how do we choose to use them?
I sim
1492: [NOI2007] Currency exchange cash time
limit:5 Sec Memory limit:64 MBsubmit:3396 solved:1434[Submit] [Status] [Discuss]
Description Small Y recently worked on a Gold exchange. The Gold Exchange only issues two types of gold coupons: A commemorative voucher (hereinafter referred to as a coupon) and B commemorative voucher (hereinafter referred to as B voucher). Each customer who holds a gold coupon
-weekday) day), INTERVAL-1 WEEK) and receivable date 3. Summary of#C024_03 cost sum #C024_04品类cost and gross profit sum category margin is the same as above it's just the sum (field) different can omit the code 4, #C024_09 last week coupon amount #C024_09 last week coupon amount
SELECT ' coupon ' as commodity category
, SUM (if (city = "City A",
when it comes to money issues, multithreading synchronization issues must be focused on, if not handled improperly can cause unforeseen losses.
YSe-commerce coupon loophole allows a coupon to be used multiple times to generate order "high" Problem Description: users in the YS e-commerce can use the coupons we provide to purchase equipment, and get a certain amount of concessions, a
For the majority of the parents can be good chop hands, we are also spelled, "Double 11" once, we began to prepare "double 12", the big promotion activity has many, this article takes "the next single has the propriety" the function realization, talks about Redis several uses, like Redis collection, the concrete application which increases. Here just a small example, in a large web site multiple terminals, to consider a variety of situations and scenarios.
Instructions for the next single court
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