When you export Excel by using XML, you can export Excel normally when you find a small number (below 1k), but when you increase the number of exports (several K), you find that the exported Excel data is incomplete.
(In my local is good, online server running on the problem ...) )Check the exported XML data and find that the content is truncated and sometimes t
making changes on the original object.
After executing these lines of code, there are two objects on the heap ... One is "Hello" and one is "world". That is, when you change the contents of a string, it does not rewrite the contents of the original heap memory, but rather a new heap of memory to save the newly assigned string contents. What this mechanism looks
The index field length is too long,
1. Modify the length of the field
2. Modify the MySQL default storage engine
Join Default-storage-engine=innodb under [mysqld] of/ETC/MYSQL/MY.CNF
But it's clear in the building that you need to use the InnoDB engine.
SQL code
Copy Code code as follows:
CREATE TABLE ' ACS ' (
...
) Engine=innodb DEFAULT Charset=utf8;
Check the current engine
loneliness. When a person finds another person alone, he has the desire to love. -- Shi Tiesheng
17. The joy of life is not the joy of life, but the fear of a higher life. the torment of life is not the joy of life, it is our self-torture with that fear. -- Kafka
18. A person can be proud rather
MySQL Delete 1146 error, manual input no problem, as long as the copy and paste from the Web page, there is a problem. The content that is entered and pasted manually is identical. Depressed
MySQL Delete 1146 error, manual input no problem, as long as the copy and paste from
Keyword selection related to the development of Web site achievements, hot keywords can bring a lot of traffic, so many webmasters in locating the site keyword when choosing "Hot word" optimization. However, the advantages of both disadvantages, high flow returns at the same time need more competitive pressure and optimization difficulties, resulting in a number of sites in the keyword optimization has always been half dead. Is there a weight on the w
We usually do when the station will focus on the construction of external links, after all, external links can increase the weight of the site. But for the new station, this is not a wise choice, after all, the main task of the new station is not included and ranked, but to build their own content and long tail, because with the increase in weight of the site, on
The importance of the long tail keyword SEO people do not need to introduce, but the real deal with the good of the problem is not expected to many people. I have also been distressed for this matter, but also try to use a lot of methods to solve this problem, but also have effect, but I have been feeling is not very perfect. This time, finally found a better sol
Now a lot of people do not have a good SEO plan, their ultimate goal is to put the site target keyword ranking to do up. such as the Site keyword rankings do not know what to do, do not know what to do in the future, in fact, for SEO is still a lot of work. The site keyword ranking after the SEO work is only Long March
Today on the Internet to see the article, saw an article called Network Marketing learning experience-Enterprise station do long tail word dead.
This idea looks very new, and probably every online marketer will click in to worship. So really, as the author of that article says, I don't comment. Here's a concrete analysis of this article. Because of his relatively long article, I will focus on the analysis
Now, many enterprises know that in addition to Baidu bid promotion can make enterprises get a lot of customers outside, is now very popular also more companies know SEO optimization, but also more and more of the favorite small and medium-sized enterprises.
However, in many small and medium enterprise website construction, would rather spend one or two thousand to make the website, invests the massive money to do Baidu promotion. But after a
1. When deleting a large batch of files in a directory, when using RM-RF or RM * will prompt the parameter list too long by modifying the command to: Find. -name "*" | Xargs rm-rf ' * ', successfully deleted 2, need to put a directory of all files mv to another directory, if the current directory file is particularly many, simple use of the MV Source directory directory will prompt the parameter list too
In addition to the folder when found a problem, a folder is always deleted!
Again careful examination found that there is no problem, but it is inexplicably deleted not to drop. Another layer of check, to the last found after double-clicking the folder prompts: Unable to access the folder path is too
The last 2 months have been studying about SEO, or the chain inside the chain that matter, the author site is also placed there for a period of time, some time ago I met 6 years ago, a webmaster friend, by learning from the author I understand some of the truth, as well as learn a lot of practical experience has not been.
Most webmasters should understand that the more the Web site, and some of the more do not have a site can only stop at that step,
The content is Google's, the test is valid, because the thing that is packaged with Revel is deleted later has this cyclic bugmac about-you can't copy an item "" because its name is too long or includes characters that are not val
IPhone6 Plus has a battery capacity of 2915mAh, the iphone's largest battery since its inception, and how long it can navigate.
Based on the actual experience of many users, the 2915mAh IPhone6 Plus has a higher endurance than the 1810mAh iPhone6. So, how long is IPhone6 plus's endurance?
The endurance is as follow
Tags: plsql developer software WrapStatement ************************************************************** *********Original works, from the "Blue Blog" blog, Welcome to reprint, please be sure to indicate the source, otherwise hold the copyright legal responsibility.Deep Blue Blog:http://blog.csdn.net/huangyanlong/article/details/39932149*************************************************************************************************************** *************Go to Tools-Preferences-Editor to
the back of the truncated, the database to run this SQL is no problem. But there is a problem here, how to do? Do you have any questions like this?
Reply to discussion (solution)
The amount ... Haven't seen such a long sql you cow ...
No, 1000, it's not going to be a problem, maybe you're sticking it wrong.Suggestions:1. Numeric fields do NOT NULL but NO
Items often use Uinavigationcontroller to navigate the individual pages, the return button on the left-hand side of the navigation bar, the default title text is the parent page title.
However, if the title (title) text of the subpage is too long, the text of the return button disappears:
Similarly, modify the text of the ret
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