As more and more sites evolve into "Web 2.0" apps, the amount of JavaScript increases. this is a performance concern because scripts have a negative impact on page performance. mainstream browsers (I. e ., IE 6 and 7) block in two ways:
Resources in the page are blocked from downloading if they are below the script.
Elements are blocked from rendering if they are below the script.
With more and more websites involving "Web 2.0" applications,
Label:8 DBA most commonly used shell scripts for monitoring Oracle Databases--Go to Category: Linux A 8 Important scripts to monitor the Oracle database: 1. Check the availability of the instance 2. Check the availability of the listener 3. Check the alert log file for error messages 4. Empty the old log file before the log file is full 5. Analyze table and index for better performance 6. Checking the use
Use if... then
Single-layer, simple conditional
If [conditional statement]; then Command work content that can be executed when the conditional statement is set; FI
Stands for and;
| Represents or;
["$ YN" = "Y"-o "$ YN" = "Y"]
The above formula can be replaced
["$ YN" = "Y"] | ["$ YN" = "Y"]
[[Email protected] Scripts] # cp sh06.sh sh06-2.sh
Multiple and complex condition types
# One
In daily linux system management, shell scripts are indispensable. If you do not write shell scripts, you are not a qualified administrator. At present, many organizations are required to write shell scripts when recruiting linux system administrators. Some organizations even use the ability to write shell scripts to m
First, about/ETC/INIT.DIf you have used a Linux system, you must have heard of the INIT.D directory. What the hell is this directory for? It's only done one thing in the end, but it's very important that it's done for the whole system. The INIT.D directory contains many system startup and stop scripts for various services. It controls all kinds of transactions from Acpid to X11-common. Of course, INIT.D is far from being so simple. (Translator Note: A
Original link: http://blog.csdn.net/acs713/article/details/7322082English version of this article from: http://www.ghacks.net/2009/04/04/get-to-know-linux-the-etcinitd-directory/The following is the author's own version of the translation, if you want to reprint to other sites outside CSDN, please indicate this article link.First, about/ETC/INIT.DIf you have used a Linux system, you must have heard of the INIT.D directory. What the hell is this directory for? It's only done one thing in the end,
Understanding Linux System/ETC/INIT.D directories and/etc/rc.local scriptsTags: Linux script unix network kill graphics2012-03-05 19:45 17998 People read Comments (2) favorite reports English version of this article from: http://www.ghacks.net/2009/04/04/get-to-know-linux-the-etcinitd-directory/The following is the author's own version of the translation, if you want to reprint to other sites outside CSDN, please indicate this article link.First, about/ETC/INIT.DIf you have used a Linux syste
Workaround:There are several ways to deal with this situation:1, the purchase of Third-party software (generally estimated that very few people buy)2, their own programming a small software to carry out, but this logic requirements are relatively high, and programming ability to have a certain level, this I temporarily did not.3, using the method introduced in this article, as to what is, then look:execute multiple scripts on SQL Server using sqlcmd :
Scripts | data | database
Author: Andrew Clinick
Release date: January 10, 2000
I mentioned in this article, "If it moves, script it," How to use Windows Script Host (WSH) to manage applications in Windows and Windows. Most of the examples in this article are based on managing the Windows operating system itself and are not based on applications running under that operating system. To meet the new millennium, I think I should talk about how to use
Stepped on a pit and a hole, used to be their own manually created react development environment, to install Webpack, Babel, React, react-dom components, but also need to modify, add a variety of configuration files.When the new worry about the environment, suddenly found react-scripts. To build a project try:First step: Global installation under Create-react-app.
NPM install-g Create-react-app
Step Two: Create a project from Create-react-app
Create-
Http://websec.ca/blog/view/Bypassing_WAFs_with_SQLMap
Web application firewils have become the new security solution for several businesses. compile companies often ignore the actual vulnerabilities and merely rely on the firewall for protection. regrettably, most, if not all firewils can be bypassed. in sayingThis, my post will demonstrate how to use some of sqlmap's new features to bypass WAFS/IDSS.
I have recently had the pleasure of working on a few tamper
Excerpt 12-Maintenance of automated test scripts
Http://www.china-pub.com/196509
Project Review>
2008-5-27
At present, Project A's automated testing project is being carried out in an orderly manner. The test scripts of the Basic module are developed, and various common test operations are extracted as common functions, it lays a solid foundation for subsequent integration testing and automated testing S
How to enable the debugging mode of Shell scripts in LinuxGuideScripts are a series of commands stored in a file. Input commands on the terminal. The method of sequential execution is too weak. using scripts, users in the system can store all commands in one file, the file is repeatedly called to re-execute the command multiple times.
In the early stages of learning scr
ArticleDirectory
Use internal styles and scripts in the view
Use external styles and scripts in the view
Use resource files
In the orchard development module, we may add some styles or scripts specific to this module. From the perspective of web page optimization, we usually need to add the style to the header of the page ( In the orchard frame
Recently with WEBPACK+NPM Scripts+mongodb+nodejs+react wrote a background project, in the construction process with Webpack encountered a lot of pits, write to Share.A variety of building tools, want to just learn Grunt,grunt was eliminated, replaced by gulp, its task flow mechanism, with logic clear, flexible and changeable characteristics, and easy to get started, compared to grunt really want to write too much configuration file code, immediately l
Recorded use only, original from: http://blog.csdn.net/acs713/article/details/7322082First, about/ETC/INIT.DIf you have used a Linux system, you must have heard of the INIT.D directory. What the hell is this directory for? It's only done one thing in the end, but it's very important that it's done for the whole system. The INIT.D directory contains many system startup and stop scripts for various services. It controls all kinds of transactions from Ac
The bundleconfig operation in the MVC project is that Microsoft has prepared CSS and JS compression for us, we can put the template page style sheet and script into this place compression (too many sub-pages, so another compression). This configuration file under the App_start folder, Global.asax in the global profile, will enable this profile, after the enableoptimizations settings, you can allow compression and do not allow operation1 bundles. ADD (New Stylebundle ("~/bundles/styles/benefits")
iis| Script
Debugging ASP Scripts
Whether you have experience or not, you may encounter program errors, or "bugs," which will affect server-side scripts working properly. Therefore, debugging (the process of discovering and correcting script errors) is extremely important for developing successful and powerful ASP applications, especially when applications become more and more complex.
Microsoft Scripting D
Background
The release is dense and the project manager decides to publish and launch a version every week to meet customer and leadership requirements.
The function changes frequently, the corresponding table structure, the table data change is also more frequent.
Products meet two deployment scenarios, one is the headquarters deployment, the project team directly to maintain, for internal customers to use, and second, Customer Self-installation, upgrade and maintenance, projec
Simple Command1. Display the available instances on the server:Ps-ef | grep Smon2. Display the available listeners on the server:Ps-ef | Grep-i Listener | Grep-v grep3. View file system usage for the Oracle archive directory:Df-h4. Count the number of rows in the Alter.log file:[Email protected] ~]# Find/-name alert*5.CRONTABA crontab file contains six fields:Minutes 0-59Hours 0-23Day of the month 1-31Month 1-12Day of the week 0-6, with 0 = Sunday6.To edit a Crontab file, type: CRONTAB-ETo view
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