Applications that use sudo to launch are root-privileged apps,The IBUs fails because the initial configuration of the IBUs takes user permissions:And the configuration of the Firefox input method running under root still stays in the default condition ~The solution is to run IBUs under the shell with root privileges, and then configure:1. Shell input: sudoibus-setup (一定要加sudo,否则和直接点击menu上的preferences效果一样)2, in the pop-up IBUs window to the hotkey and input method selection[Exception
Python3.3 returns encoder information in byte type, b ' ... ', using byte type to find encoder dataPython2.7 returns the encoder information as a string type ' ... ', using a string to find the encoder dataYou can use the type to detect the function type (...). ) to determine the data type of the Read encoder information:One subscription calls callback multiple times: Rospy.spin () is used at the end of a subscription function, but later portions of the program are not executed, so you can put t
[Self-made simple operating system] 5. Miscellaneous (high resolution and keyboard input) and miscellaneous (High Resolution)
Preface:
>_These days, I have been studying a piece of fun. I am going to write "soft and hardware integration Article 3-The course class can still repair computers". However, I have encountered a technical difficulty-WHDI, so the operating system is slowing down! But with the idea
the size of the computer font icon can often be adjusted by modifying the resolution, how to adjust the resolution under the Win7 system? Win7 system resolution how to adjust? The next small series for everyone to bring Win7 computer resolution settings tutorial.
Win7 system
Oracle-specific index type resolution, oracle-index resolution2.1 B-tree index (default type)The B-tree index is a common index in Oracle. When creating an index, it is the default index type. The B-tree index can be a (simple) or composite (multiple columns) index. The B-tree index can contain up to 32 columns.In the example, the B-tree index is located in the last_name column of the employee table. The binary height of this index is 3. Next, Oracle
AWK resolution, awk resolutionCut command limitations
Df-h | cut-d ""-f 5/etc/passwd
The cut command cannot correctly intercept the content with spaces as the separator.
AWK format
Awk 'condition 1 {Action 1} condition 2 {Action 2 }... 'Filename'
Condition (Pattern) [relational expressions are generally used as conditions]:
X> 10 determine whether variable x is greater than 10
X> = 10 is greater than or equal
X
Action ):
Formatted output: printf,
How can I view and adjust the computer resolution in Win10 ?, Win10 resolution
With the passage of time, window10's market share is getting higher and higher, and many people encounter many problems when using win10. Today, we will teach you how to view and set the win10 resolution.
Display Windows 10 desktop, right-click computer desktop, and click display se
InstanceRecently made a visual inspection of the app project, which used to convert the pixel to the actual size, after the research learned some knowledge, here and you share.The implementation steps are: First get the physical parameters:1. Cell phone pixel density (1 inches =x pixels) Dpix/dpiy2. Ratio of actual pixel to logical pixel scalethen figure out how many pixels per millimeter (in our custom use millimeters or centimeters, so convert inches to millimeters, 1 inches = 25.4 millimeter
Requirements of Baidu market on screen rate, resolution algorithm, resolution value 11, 15, 31, algorithm 31
Yesterday, I met Baidu to reject the application release because the resolution value was set to 11. I suddenly went to ask the technical department and sent an email with the following content:
If you want to fully adapt models, layout and values may n
Yesterday, Baidu rejected the application released, because the resolution is set to 11, I immediately silly eyes, to ask the technical department, sent to Mail today, part of the following:Considering a fully adaptable model, the resolution layout of each model needs to be drawable, layout, and values, but the drawable and values need to be larger than the resolution
What should I do if the resolution of the Win10 originality version is not adjusted ?, Win10 creative resolution
Some users upgrade Win10 originality edition and find that the computer resolution is incorrect. How can this problem be solved?
First, check whether the video line connecting the host and the monitor is connected. We can unplug the line and re-plug
[Linux] install DNS domain name resolution service, linuxdns domain name resolution
In Linux, DNS is implemented using bind.
Hardware and Configuration:
Machine IP Address
Machine name
Purpose
10.190.60.5
Hadoop01.ftgov
DNS host
10.190.60.6
Hadoop02.ftgov
DNS Client
10.190.60.7
Hadoop03.ftgov
DNS Client
Procedure
Install bind
Command:
The resolution of the webpage image display is different from the actual resolution.
After debugging CSS today, we found that the display resolution of images on the webpage is different from its actual resolution ..
Display resolution: use QQ's screenshot capture tool to
To modify a custom-sized desktop screen resolution on a ubuntu14.04 virtual machine, use the command:cvt,xrandr0. First look at the resolution settings that are currently available: Xrandr-q[email protected]:/home/xxx/desktop# xrandr-qScreen 0:minimum 1 x 1, 1504 x 768,Maximum 8192 x 8192Virtual1 Connected primary 1504x768+0+0 (normal left inverted right x axis y axis) 0mm x 0mm800x600 60.0 + 60.32560x1600
WIN10 System screen resolution can not be arbitrarily adjusted problem description:
1, right click on the desktop empty fold, click "Screen Resolution", you will find that can not click.
such as: 1366*768 computer resolution, only show 1024*768
2, this problem is actually the most likely to be a graphics driver problem, we can detect or reinstall.
1, on the computer desktop we right click on the blank processing (do not click to the icon) and then click on the pop-up menu "screen resolution"
2, in this screen resolution interface will show you the relevant information of the display, the other has a "resolution" which is what we want to find, as shown.
"3, we click the "
1. Right-click the desktop space, click the "Screen Resolution" menu in the pop-up menu, the following figure red box.
2. In the screen resolution interface we will see "display, resolution, direction," a few commonly used options.
3. We first choose "Resolution" to see what will be the results, click to find out
Baidu online storage video resolution, get the real source address, video resolutionRecently, we are studying video resolution for Baidu online storage to find the real source address of the online storage video. Baidu online storage needs to be downloaded from the online storage client for files exceeding 1 GB. Through packet capture research, the source video can be downloaded through the following four c
Let's say your server IP is 211.147.9.106
1 First, you should know which DNS server is responsible for this IP's reverse domain name resolution. You can use this page to query reverse domain name resolution information http://www.dnsstuff.com/tools/ptr.ch?ip=211.147.9.106
Look at the last paragraph.
Details:
ns.cnc.ac.cn. (a authoritative nameserver for 147.211.in-addr.arpa., which are in charge to the
Bug Details: For example, 4:3 is 200W, cut into full-screen 400W, re-cut back to 4:3 300W, after exiting the camera, re-enter and become 200W.Cause Analysis: This version of the design, when you click on the screen scale, the program is to take this scale value as the main attribute, through the sharepreference (write file operation, the file data content is actually a key value pair) to write files, The resolution is used as a secondary property to f
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