red xxxx

Label: Use the AR file sp c on R Linux adCause analysis:CRLF -- carriage-return line-feed carriage return line feedPress enter (Cr, ASCII 13, \ r) to wrap (LF, ASCII 10, \ n ).The two accios do not have any output on the screen, but are widely used in Windows to mark the end of a row. In Linux/Unix systems, only line breaks are supported.In other words, in windows, the line break is CRLF, while in Linux, the line break is: lfAfter you use git to generate a rails project, the linefeed in the file

If you update the profile, compile the iPhone project, and find the following errors, you will not be able to clean it, which is really annoying. At this time, first copy the above line of error information, then close the project, open the Finder to your project file XXXX. right-click xcodeproj, select Show package contents, and find the project in the newly opened finder. pbxproj, open it with a text edit, use the search function to find all the lo

Cocould not launch "XXXX" and launchxxxx appear during real machine running When the real machine is running today, the compilation is successful, but the App keeps flashing back and the following warning error occurs: Because of my certificate problems, when I click to run, the certificate configured in Xcode is the description file used to publish the certificate and release. Under normal circumstances, you need to configure the certificate

Solve the problem of "[: XXXX: unexpectedoperator" when compiling the. sh file in linux. I often compile a. sh file in linux to generate a project. It has never been a problem before, and the code has never changed. However, when compiling today, an error is prompted: Then I thought it was hard to understand. I checked my. sh file, and many [] of them reported these errors, but it never went wrong. Later, we found that the default sh in ubuntu

Table xxx has no column named xxxx, columnnamedZookeeper There may be two reasons for this error: 1. This field does not exist in your table. Please add this field to the statements in the table to be created. In addition, you must add this field to all statements in this table. 2. You didn't have this field in your table, but now you have added it. Unfortunately, the records in your database have been stored before you added this field, if so, AVD

If you update the profile, compile the iPhone project, and find the following errors, you will not be able to clean in any way, which is really annoying. At this time, first copy the above line of error information, then close the project, open the Finder to your project file XXXX. right-click xcodeproj, select Show package contents, and find the project in the newly opened finder. pbxproj, open it with a text edit, use the search function to locat

Today, a strange problem occurs when deploying ASP. NET web pages. It is normal to access the webpage during development and debugging. However, when deployed to IIS, the following error message is displayed: 'Initializeculture 'is not a member of 'xxxx '. Solution: 1. In publish, set the first option allows this precompiled site to be updated option unchecked. 2. the real cause of this problem is that two aspx pages share one Source code File to fin

A problem occurred while running cts. The record is as follows: Error declaration:JUnit. framework. assertionfailederror: packagemanager # hassystemfeature (Android. hardware. sensor. compass) returns false but sensormanager # getsensorlist (2) shows sensors [xxxx 3-axis magnetic field sensor] expected: At Android. App. CTS. systemfeaturestest. assertfeatureforsensor (systemfeaturestest. Java: 300) Solution:Add file: Android. Hardware. sensor. Com

The following error shows the missing resultmap in the mybatis configuration file XXXX. xml: Severe: servlet. service () for servlet [springmvc] in context with path [/zhdm] threw exception [request processing failed; Nested exception is Org. mybatis. spring. mybatissystemexception: Nested exception is org.apache.ibatis.exe cutor. executorexception: A query was run and no result maps were found for the mapped statement 'com. zhdm. dao. igroupchatmsgv

a recent version, for security, to verify the integrity of the process, those in the runtime to inject the VirtualBox process module is to be verified. Thus there is a failure to kill the soft incompatible and so on. Recently uninstalled the kill soft resolved the kill soft incompatible, and the failure to load the R3 module error: Unable to load R3 module C:\Program files\oracle\virtualbox/vboxdd.dll (VBOXDD): getlasterror=126 (Verr_module_not_found).There is said on the Internet that the R3 m

Generally in Windows if the same file is copied under the same path, then a "-copy" file name appears after the filename, which now requires a filename in the format "(2)", especially when the document is exported, as follows: /** * If a path already exists with a duplicate file name to be saved, add (1) after the new file .... * @param paths * @param filename * @param num * @return/public static string GetFileName (string paths, String filename, int num) {file file = null; str

Yesterday when the machine crashed to restart the Android studio all kinds of error, what session ' app ': Error installing APK shut down remote connection, and so on, reload Android studio or this morning, 10 points again can not. Is there something wrong with my computer? The NDK support for project "XXXX" is disabled because the project does not contain any valid native configuration The netizen that encounters this kind of situation again. How

identity login to set up, because your SA and other account login settings are invalid "This step is very important."2, find the corresponding library security---the framework->dbo-> right-click Properties "Permissions", Search, "public", OK, on the right with authorization, if you do not know the case of all the hook can be. Refer to the following:3, if this time still use SA or other account can login, go in after right-click Edit Table Error, then this time you need to make the following set

Label:There are three types of options:1, first in the task Manager to switch off all VirtualBox process, and then into the C:\Users\Administrator\VirtualBox vms\ will be the corresponding guest folder to change the name of the guest, and then re-open it, you will find that can not open, Then turn off all the VirtualBox processes, change the guest name back, and then the guest will be able to use it smoothly.2. Open BIOS (depending on what computer you are) BIOS Setup Utility-"Config ==> CPU ==>

This problem bothers me, there may be two reasons.1, folder permissions are not enough, at least also to give the USERS group's readable writable permission;2. The disk of the folder is full, the file is not written in;If this is a problem that cannot be created or written, a large probability is the permissions of the file. There's not a whole bunch of explanations online.Change method:1 #chown-R mysql:mysql/usr/local/mysql/Changing the read and write permissions of the user group note the fold

The reason for this error is that there is a database in your database server with the same name!RESTORE DATABASE [student] from DISK = N ' g:\ backup files ' with file = 1, move n ' student ' to n ' G:\student.mdf ', move n ' Studen T_log ' to N ' g:\\student.ldf ', nounload,replace, STATS = ten, PASSWORD = ' 123456 'So add REPLACE or STOPAT after with to restore! But the database with the same name may be overwritten!MSSQL-The log tail of the database XXXX