selection. Syntax: case test-command in pattern) command; [pattern) command;...] esacpattern can be used to match any string ,? Match a single character. [...] provides matching characters. | separate different options. # Command select echo-e "\ ncmds: A for date, B for who, C for pwd. \ n "echo-n" Enter A, B or C: "read ccase" $ c "in a | A) date; B | B) who; c | C) pwd; *) echo "Invalid choice: $ c"; esacselectselect displays a menu, assigns the corresponding value to the variable according
/# HOSTNAME/g" $ NETWORK
Echo "NETWORK = $ host"> $ NETWORK
Else
Echo "This $ host IS Exist .........."
Fi
}
# The PS3 is generally a menu prompt #
PS3 = "Please Select ip or hosts Menu ":
# Select command for the menu, in the format of select $ var in... command... do... done
Select I in "Change_ip" "Change_hosts" "Change_network"
Do
# Case method, generally used for ju
. Even if there is a deviation, the reason is well understood. For example, the cost of a standard iPad with Wi-Fi is USD 499/599/699, and the storage capacity is 16/32/64 GB. If you want an iPad with a built-in 3G function, you need to add $130 to the standard iPad price and provide two simple traffic packages: $15 per month, M data traffic is allowed; or 25 USD per month, 2 GB Data traffic is allowed. Easy to select, easy to cancel, no hidden fees, only a few prompts will appear before your da
Central topics:
Broadband Wireless Technology
Key wireless HDMI indicators
Challenges for wireless HDMI
Solution:
Ultra-low latency Technology
802.11n-based wireless HDMI applications
In recent years, the development of low-cost broadband wireless technology (such as 802.11n, UWB, and 60 GHz) makes it possible to transmit wireless data at a speed of 100 feet to or a wider range of Mbps. Barriers to high-speed wireless connection with HDTV, computer monitors, and projectors have been rem
/bashtest
/Home/yanwenjie/bashtest
The-x option returns the command line result after parameter replacement, command replacement, and other command line processing steps. The x option prints + at the beginning of each line (but I don't know why I printed two). This can be customized. It is the value of the built-in shell variable PS4. You can modify this symbol by modifying the PS4 value. For example, the content of script a. sh is as follows: PS4 = "debug->"
Set-x
Echo "$ PWD"
Execution result:
two types: heavyweight and lightweight. A heavyweight tool is mainly an IDE with more complete functions, such as Visual Studio, which is mainly used in large-scale projects in actual work. Lightweight tools are some editors that can better support programming, such as emeditor and editplus. They are mainly personal small projects after work or modifications to files.
This articleArticleThis article mainly introduces the lightweight tool editor. On the Internet, Google and Baidu have many suc
newposition of the object in the previous frame and the position in the current frame and the plane S: if the previous frame is before the plane and the current frame is behind the plane, as shown in:Then proceed with step 3.Otherwise, skip 3, 4, and do 5.
3. Because the first and second frames of an object are on the opposite side of the plane, it indicates that the object passes through the plane S. However, it cannot be said that an object has a collision with a triangle. Because the plane h
.))Select statement (prompting the user to select one from the list):
Modify the default prompt (the default value is "#?") ):
ps3="Please select an item:"
Prompts the user to select a value from the array:
Selectproject in ${projects[*]};d o if [$project];then break FI-Doneor add exit Condition: Select Target_ip in${servers[*]}"Exit (Exit)";d o if [" $target _ip "=" exit (exit) "]; Then echo "Thank you for using!" good-by
texture:
The texture of the particles is switched on and off in these texture slices:
Texture slices used for setting textures
pexplosion.settexturetilerange (8, 8, 0, +);
Psmoke.settexturetilerange (8, 8, 32, 45);The rest of the settings are identical to the ones above.
In the final step, we need to add these particle systems to a updater and update the particle system by picking traversal of the updater scene.
Osgparticle::P Articlesystem *ps1 = Create_simple_particle_system
sqlexception{SQL1="SQL";//omitted, SQL string with question markSQL2 ="SQL"; Ibid. C= Connectionutil.getconnection ( This. Getdatasource ()); PS1=c.preparestatement (SQL1); PS2=c.preparestatement (SQL2);/**Because the primary key is manually controlled, you need to check the maximum value of the ID that already exists in the database, and then add the data from the maximum value of +1Alarm and Syslogalarm have the same primary key value, so check one to*/PreparedStatement
determine the locale class for a type that is not explicitly selected with a variable starting with LC_Oldpwd Previous working directoryPath command to search for paths. A list of directories separated by colons, which the shell uses to search for commands, a common value of/usr/gnu/bin:/usr/local/bin:/usr/ucb:/usr/binPPID Process ID of the parent processPS1 main prompt string, default value is $PS2 prompt string, default value is >PS3 the Select Pro
, the machine has been compiled and installed to complete the LIBUSB0X02 running the sample programcd examples/makeThen we see examples/ a few more executable programs in the directory:
Listdevs: List all current USB devices
hotplugtest: USB hot-swap test
dpfp_threaded: Operation u.are.u 4000b fingerprint capture device Demo
DPFP: Initialize u.are.u 4000b fingerprint capture device
Sam3u_benchmark: Demo to test the performance of the Atmel sam3u USB master Synchronous tr
replaced, but this usage is more appropriate for the calculation of numbers.Example: Calculating the sum of 1-10#!/bin/bashdeclare-i sum=0for ((i=1; iSpecial usage Three SelectSyntax formatSelect variable in list; DoCircular Body CommandDoneFeatures: The Select loop is used primarily to create menus and display the PS3 prompt, and user input is saved in the built-in variable reply. Common with case, exit exit loopExample: make a menu that shows the i
Microsoft XP was previously Windows 98, and there were no NTFS partitions on the WIN98, only FAT32 partitions, so the FAT or FAT32 file system was extended to today. Although FAT32 has many advantages over NTFS, FAT32 still has some useful features. For example, a Sony PS3 and Microsoft's Xbox gaming device can support FAT32, do not support NTFS, and many mobile storage devices such as U disk, Mp3,mp4 player and so on generally use fat or FAT32 as a f
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