During program development, users often encounter the need to upload images to generate small thumbnails. Because the length and width ratios of the images uploaded by users are different, it is a problem to display the small images neatly on the
First, the application scenario① when you write simple additions and deletions to check the heart tired② when your project does not consider concurrency, high performance③ when you pursue faster development efficiency④ when your business involves
. What's htaccess?
Htaccess (hypertext access) is a file that provides site owners with the option to control server environment variables and other parameters, thereby enhancing the functionality of their web site. These files can be in any
Copy Code code as follows:
' Chinese name Stroke calculation (VBS script version)
Dim Word,key
Word=inputbox ("Please enter the text you want to calculate")
If word= "" Then
MsgBox "The demo is not to say you don't enter text?"
This article from: http://www.oschina.net/question/28_30385
Apache. htaccess files are the heart of the server and control various Website access rules. Here we provide 10 good. htaccess snippets to help you optimize your website, including
Apache's. htaccess file is the heart of the server, controlling the various rules of access to the site. Here are 11 nice, htaccess clips that can help you optimize your site, including redirection, performance, usability, and more!
1. Force suffix
Centos 7.1 get kernel source code
In centos 7.1, the default kernel source code path is/usr/src/uname -rBut it does not contain the source code. It only contains Kconfig and Makefile.View system kernel version
Uname-r // view the system kernel
0, please use the physical machine installation, the virtual machine did not compile successfully 1, first check the system version, need to be CENTOS6, kernel 2.6cat /etc/*releaseuname -r2. Download kernel rpm from Redhat websitewget
To improve the transmission efficiency of TCP, we recommend that you customize the CentOS kernel to improve the transmission efficiency. The following describes how to obtain the source code and compile the kernel. 1. before compilation, install the
To improve the transmission efficiency of TCP, we recommend that you customize the CentOS kernel to improve the transmission efficiency. The following describes how to obtain the source code and compile the kernel.
1. Run the [root] user to install
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.