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, you can use -- exclude to exclude specific files:
# grep -Ril --exclude=\*.conf bash /etc/*/etc/alternatives/view/etc/alternatives/vim/etc/alternatives/vi/etc/alternatives/vimdiff/etc/alternatives/rvim/etc/alternatives/ex/etc/
direct it to JDK 1.7.0 _ 51. You need to soft link that!
$ ln -s jdk1.7.0_51 currentjohn@ubuntu:Jdk$ lllrwxrwxrwx 1 john john 11 Feb 9 18:29 current -> jdk1.7.0_51/drwxr-xr-x 8 john john 4096 Mar 27 2013 jdk1.6.0_45/drwxr-xr-x 8 john john 4096 Feb 9 18:27 jdk1.7.0_51/
Configure Environment Variables
1. Modify system-level environment variables
$ sudo vim /etc/environment
2. Add the following content and modify it according to your own situation.
JAVA_HOME="/home/john/Develop
Switch gcc, g ++, and gfortran versions in ubuntuStep 1: use which gcc, which g ++, and which gfortran to view the location. My result is/usr/bin/gcc; /usr/bin/g ++ and/usr/bin/gfortran Part 2: first, let's take a look at the gcc commands installed on Ubuntu: ls/usr/bin/gcc *-l; gcc/g ++ in ubuntu 12.04 is 4.6, we downgrade the default system to 4.4 $ sudo apt-get install gcc-4.4 $ sudo update-alternatives -- install/usr/bin/gcc/usr/bin/gcc-4.4 40 (he
Due to developer issues, sun's JVM is difficult to install and configure on Fedora Linux. Here we are talking about Sun's JVM (andJDK) Is the official implementation version, not other reference implementation. Here I will teach you how to easilyFedoraLinux16 install aboveJDK7. The detailed steps are as follows:
1. Download JDK
Download the appropriate version, specifically 32-bit or 64-bit. Skip the table and directly go to the installation step.
Ii. Installation
2.1 Modify permissions
chmo
several services that can provide java. Although Java 6 is installed, the path has not been changed, System We still use the old path, so we will find that the version is incorrect during Android editing.Modify the example (replace alternatives with update-alternatives in Ubuntu ):[Root @ vostro ~] # Alternatives -- config JavaThere are 3 programs which provide
}/JRE3Export classpath =. :$ {java_home}/lib :$ {jre_home}/lib4Export path =$ {java_home}/bin: $ pathNote: Please note that you do not need to enter it urgently after running. You must press the letter I to enter the editing mode before moving the cursor input.After entering the preceding content, Press ESC to exit the editing mode, move the cursor to the end, and enter ': WQ! 'To save and exit.3. Save and execute the following command to make it take effect immediately1Source ~ /. Bashrc4. Conf
First step: Using which gcc, which g++, and which gfortran to view the location, my display results are:/usr/bin/gcc;/usr/bin/g++ and/usr/bin/gfortranPart Two: First, take a look at what version of GCC you have installed in your Ubuntu command: ls/usr/bin/gcc*-L;The gcc/g++ in Ubuntu 12.04 are all 4.6, and we downgrade the system to 4.4 by default.$sudo Apt-get Install gcc-4.4$sudo update-alternatives--INSTALL/USR/BIN/GCC gcc/usr/bin/gcc-4.4 40(Here "
Download eclipse-cpp-neon-2-linux-gtk-x86_ from Http://www.eclipse.org/downloads/packages/eclipse-ide-cc-developers/neon2 64.tar.gz, unzip and install to directory/opt/, run/opt/eclipse/eclipse, error:It looks like Java 1.8 is needed.To view the Java version:$ java-versionJava Version "1.7.0_111"OpenJDK Runtime Environment (IcedTea 2.6.7) (7U111-2.6.7-2~DEB8U1)OpenJDK 64-bit Server VM (build 24.111-b01, Mixed mode)Find out where the Java command is:$ which Java/usr/bin/java$ Ll/usr/bin/javalrwxr
1, to the Sun's official website downloadIf the path cannot be found, please Baidu "Oracle technology Networkjavajava SEDownloads"Select Accept License and select the JDK download that fits your model.2, unzip the file, modify the filename$ sudo mkdir/usr/lib/jvm$ sudo tar zxvf jdk-7u21-linux-i586.tar.gz-c/usr/lib/jvm$ cd/usr/lib/jvm$ sudo mv jdk1.7.0_21 Java3. Add Environment variables$ sudo vim ~/.BASHRCAdd the following:Export Java_home=/usr/lib/jvm/java export JRE_HOME=${JAVA_HOME}/JRE expo
Tags: get error image. com failed highlight information path pictureThe general problem is this, not PHP installation failed, that is, MySQL installation failed, or Nginx installation failedis basically a fancy error. Later in the military elder brother's forum found this post: https://bbs.vpser.net/viewthread.php?tid=16700highlight=ubuntu17.10In simple terms, the GCC version is a problem.I thought about it--switch version:Let's see what the GCC and g++ are for our system.gcc-vThe information yo
Download the htttp test framework from the httpunit website and decompress it to a specified directory. You can use index.htm to get instructions and examples in English.The core of httpunit is webconversation, followed by webrequest and webresponse. The common usage is as follows.Webconversation WC = new webconversation ();Webrequest Req = new getmethodwebrequest ("http://www.meterware.com/testpage.html ");Webresponse resp = WC. getresponse (req );
F
Httpwebrequest request
=
(Httpwebrequest) webrequest. Create (ADDR );
//
Downloads the XML file from the specified server.
Httpwebresponse response
=
(Httpwebresponse) request. getresponse ();System. Io. streamreader SR
=
New
Streamreader (response. getresponsestream (), system. Text. encoding. getencoding (
"
Gb2312
"
));Console. Write (Sr. readtoend ());Sr. Close ();Response. Close ();
1. Get the image on the HTT
a URL by passing the URI of the network resource to the WebRequest.Create method.
WebRequestInstance. This static method creates a specific protocol (for example, HTTP)
WebRequestInstance. Returned by
WebRequestInstances provide access to properties that both control requests to the server and control access to the data stream that is sent when the request is established.
WebRequestThe GetResponse method on the instance sends a request from the clien
1. Install NVIDIA Drive./nvidia-linux-x86_64-384.69.runNvidia-smi success indicates driver OK2. Installing CudaDpkg-i Cuda-repo-ubuntu1404-8-0-local-ga2_8.0.61-1_amd64.debApt-get UpdateApt-get Install CudaInstall PATCH2 (can also not be installed) Dpkg-i Cuda-repo-ubuntu1404-8-0-local-cublas-performance-update_8.0.61-1_amd64.deb3. Reduce the GCC version to less than 5.0 (ubuntu-14 not required because it is already gcc-4.8.4,ubuntu-16)sudo apt-get install g++-4.9sudo update-
,Then enter in the above type to search: Additional drivers Open "Additional drivers--additional Driver" and select the NVIDIA driver that matches your graphics card, and here I amUsing Nvidia binary drivers (375)Then choose Apply Changes, where the installation may fail, at which point you can continue to choose to apply the changes, install multiple timesWhen the installation is complete, select restart4. GCC down versionCUDA8.0 does not support GCC 5.0 and above compilers, and the system come
Ubuntu 14 Installation Jdk7: Official website Download: http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.htmlSelect Accept license and choose the JDK download that suits your model.1. unzip the downloaded JDK file: [email protected]:~$ lsWorkspace public template video picture document download music Desktop[Email protected]:~$ cd Download$ sudo mkdir/usr/lib/jvm$ sudo tar-zxvf jdk-7u55-linux-i586.tar.gz-c/USR/LIB/JVM2. Configure environment variables belowCommand
:OpenJDKSourceBundleldapjdk.x86_64:TheMozillaLDAPJavaSDK
2. Select a version to installWe install the 1.7 version here
1
[[emailprotected]~]#yuminstalljava-1.7.0-openjdk
After the installation is complete, the default installation directory is:/usr/lib/jvm/java-1.7.0-openjdk-1.7.0.75.x86_643. Setting Environment variables
1
[[emailprotected]~]#vi/etc/profile
Add the following content:
123456
#setjavaenvir
Recently in C # call Java Write WebService, found always return 500 server error, exactly what reason has not been found out,After Google later, to find a foreign http://stackoverflow.com site has been encountered this problem.Reprint as follows:HttpWebRequest req = webrequest.create (URL) as HttpWebRequest; WebResponse WR = req. GetResponse ();When the server returns Internal server Error, exception was thrown in req.
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