:$ tar jxvf hello-2.2.tar.bz2$ cd hello-2.2$./configure$ make$ sudo make installExecute $ hello in terminal, output: Hello, world!. here. The role of/configure is to check whether the current environment satisfies the dependency of the software being installed, and make is used to compile from the makefile, while the make install is used to read the instruction from the makefile and install the software to the specified location.Install RPM Package: Rpm-i RPM PackageDownload and install using Yu
1 ab[[email protected] ~]# LS1 a ab abcd abcd anaconda-ks.cfg install.log Insta Ll.log.syslog[[email protected] ~]# find-name a-o-name 1./A./1
4. Search by file type or size:1)-type: Search by File type:
F: Normal file
D: Catalogue
B: Block file
C: Character file
L: Symbolic Link device
P: Named pipe device
S: Socket
[Email protected] ~]# LS1 a AB ABC abcd ABCD anaconda-ks.cfg install.log ins
/django-templates-editor.html
Google App engine:http://pydev.blogspot.com/2009/05/pydev-146-released-google-app-engine-on.html
Working with Blender:http://airplanes3d.net/pydev-000_e.xml
1Note for users with LiclipsePyDev already comes preinstalled in liclipse, so, this step can be skipped (note that if liclipse are used, PyDev cannot be Installed or update separately, as it must always be updated as a whole).Important RequisitePyDev now requires Java 7 on order to run. If yo
when the Singleton class used to create this singleton class, look at the lazy style of writing: public class lazysingleton{ private static Lazysingleton instance = null ; private Lazysingleton () {} /span>public static Lazysingleton getinstance () { if (Insta nce = = null ) instance = new Lazysingleton (); return instance; }}This is basically not used, because it is a thread-unsafe way of writing. Imagine that thread a
implementation of class inheritance.Listing 6. Using simple inheritance to implement class-like inheritance//Declare person class var person = Class.extend ({_issleeping:true, init:function (name) { This._name = name; }, Issleeping:function () {return this._issleeping; } } ); Declare the Programmer class and inherit the person var Programmer = Person.extend ({init:function (name, issleeping) {//Call the parent class construct Build function This._super (name); Set your own
. There is various server methods that can is overridden by subclasses of the base server classes like TCPServer; These methods aren ' t useful to external users of the server object.finish_request () actually processes the request by Insta Ntiating Requesthandlerclass and calling its handle () Method.get_request () must accept a request from the socket, and retur n a 2-tuple containing the new socket object to being used to communicate with the clien
because the compiler generates a default constructor for the class to support a copy of the class.Finally there is no way, we want to prohibit the class copy and class assignment, prohibit the program ape in such a way to make use of Singleton, then the leader means that the getinstance () function returns a pointer instead of returning a reference, the code of the function is changed to such as the following:Class Csingleton{private:csingleton () //constructor is private {}public:static Csin
groupupdate group1 upgrade program group Group13 Find and show Yum info package1 display installation package information Package1 Yum list shows all installed and installable packages Yum List Package1 Displays the installation of the specified package Package1 yum GroupInfo g Roup1 Display program group group1 information Yum Search string finds the installation package based on the keyword string4 Remove Programs yum Remove #124; Erase Package1 Remove Package package1 yum groupremove group1
the latest Pic.ids file from http://pci-ids.ucw.cz/Copy the downloaded Pci.ids file to the/usr/share/misc/directory (because the author believes that the current wireless card hardware is not very new, so the information of the wireless network card is present in the original Pci.ids file, so there is no manual to update the Pci.ids file)4. Install the corresponding wireless card driver, the corresponding driver package name can be obtained from the following tablePci.id 16.04 LTS 17.10+-------
archives;-V: Show all processes;-F: Use the file name, is required, is the last parameter)
TAR-CVF Archive.tar file1 Dir1
Pack the File1,dir1 into a Archive.tar
TAR-TF Archive.tar
Display the contents of a package
TAR-XVF Archive.tar
Release a Package
TAR-XVF ARCHIVE.TAR-C/tmp
Release the package to the/tmp directory
Zip File1.zip file1
Create a zipped package in zip format
Zip-r file1.z
of the independent ordinary cloud disk is False. The system ignores this property and releases the normal cloud disk that is mounted on the instance.
Request parameters
name
type
whether you must
Description
Action
String
Is
System specified parameters, values: deleteinstance
Instanceid
String
Is
Instance ID
return parameters
All public return parameters, as detailed in the public return parameters
Error code
1. Platform build Linux If it is simple to build a C build environment, is relatively easy to implement, because the system built-in compiler gcc, so we have to do is just write the C source file and then compile it can be if there is no GCC compiler, use the following command to get ~# sudo Apt-get install gcc also download the accessibility tool ~# sudo apt-get install binutils header Vault ~# sudo apt-get install llibc6-devclibrary (used to query syntax usage documents ) ~# sudo apt-get insta
/virtinstmnt.xpl9y1 [Wed, Nov 2016, 11:16:07 Virt-insta ll 26900] DEBUG (cli:305) file "/usr/share/virt-manager/virt-install", line 1077, in
3. Modify Virt-manager Code:
Through the above error, found Virt-manager using Python write! Just want to see what source from, this is right!
To find the problem, step by step, debug the Virt-manager project:
[root@11.102 ~] $grep-N-a22 "class Debiandistro"/usr/share/virt-manager/virtinst/ urlfetc
, one within the method definition and the other outside the method definition, and there is no connection between them. They are also instance variables, and the names are @v, but they are not the same variable and they belong to different objects.
The first occurrence of the @v is in the method definition block, that is, an instance method inside the C class, so that each instance object of Class C has its own instance variable @v.
The second occurrence of the @v belongs to the class C objec
Overall Thinking
There have been previous Mybatis+redis integration in the Spring Environment (http://blog.csdn.net/xiadi934/article/details/50786293). Here we try the integration in spring boot, where some of the points of attention are different. In particular, spring boot's mybatis integration can be very simple, but when adding a level two cache, we need to consider the configuration of MyBatis. join dependencies in Pom
introduction of Redis configuration in Applicationcontext-cache.xml
briefly introduce the use of R P M. 1. Install the package with R P M The simplest installation commands are as follows: RPM-IVH foo-1.0-1.i386.rpm foo #################################### R P will output the name of the package and display a status bar. Installing the software is simple, but sometimes it gives you some error messages: A. "Package already Installed" If the package is installed, you will see the following error message: $ RPM-IVH foo-1.0-1.i386.rpm foo Package foo-1.0-1 is alread
, but one and decide to try out Subversion 1.5.0 . Afterwards, you attempt to switch back to 1.4.4, but it doesn ' t work-it just the gives error.
This is because 1.5.0 upgraded your working copy format to support some new features (in this case, changelists, the keep- Local flag, and variable-depth directories). Although 1.4.4 doesn ' t know anything about this new features, it can at least recognize this working copy format has been upgraded to something higher than it can handle.
1.5.0 upgrad
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