Ubuntu12.10's Dash search feature introduces search results from Amazon, which raises questions about user privacy leaks. Both the EFF and FSF have issued criticism and warnings. Now Canonical has finally begun to partially solve this problem. Ubuntu developers have adjusted Dash to allow users to disable and enable network queries. However, Canonical also shows that it does not intend to disable network qu
Live is not unfamiliar, now the mainstream of the agreement analysis of the contrast chart, personal insights.
Agreement
httpflv
Rtmp
HLs
Dash
Transport layer
HTTP stream
tcp stream
http
http
video format
FLV
flv tag
ts file
mp4 3gp webm
delay
Low
low
By default, the Ubuntu shell is installed with Dash instead of bash.
Run the following command to view the sh details and confirm the corresponding Shell
ProgramWhich is:
$ LS-Al/bin/sh
Dash is lighter and faster than bash. Bash is more commonly used.If some commands and scripts cannot be executed normally, it may be the reason for Dash.For example, compile androidSource codeIf
system: sudo apt-Get install build-essential automake Autoconf bison flex libtool
Sudo apt-Get install libncurses5-dev (or: sudo apt-Get install ncurses-Dev)
Note:In ubuntu 8.10, the default installed GCC version is 4.3.2, with this version of compilation will be wrong, it is not recommended to choose we need to select the gcc-4.1.3, but do not need to uninstall the gcc-4.3.2 in Ubuntu 8.10 don't go to the gcc-4.1.3 source code to compile (download the source code compilation will fin
normal users.
(2) GCC version downgrade
Ubunut8.10 default GCC 4.3.2, this version of the syntax requirements are high, it is not recommended to choose, select gcc-4.1, while retaining gcc4.3.2.
There are two ways to install gcc-4.1:
1. sudo apt-Get install gcc-4.1
2. Use sudo dpkg-I XXX. DebInstall the following packages:
Gcc-4.1_4.1.2-23ubuntu3_i386.deb
Gcc-4.1-base_4.1.2-23ubuntu3_i386.deb
Cpp-4.1_4.1.2-23ubuntu3_i386.deb
After installation, You need to modify the GCC software link:
Sudo R
I've written before. A problem was encountered when naming filenames automatically by date and time.#! /bin/"Pleaseinput the filename:" filenamedate3'2 days ago ' +%y%m%/home//home/$filename'_'/ home/"$filename _$date3"Output is three files23:22 2013032923:22 underline_2013032923:22 underline_20130329Isn't it supposed to be the same for all three, all in the form of a filename_date,And then I switched to a dash,#! /bin/"Pleaseinput the filename:" f
Linux and renamed to Dash (Debian almquist Shell), it is recommended to point /bin/sh to it for faster script execution. The Dash shell is much smaller than the bash shell and is POSIX compliant.So that is in Ubuntu can be considered /bin/sh is/bin/dash, if you intend to use bash, you can directly/bin/sh soft links to/bin/bash.Ubuntu inherits Debian, so the defa
First, the problems encountered:Today, a friend asked me, said in the CentOS write good script, in Ubuntu can not normal use, at that time did not care, thought is the authority is not configured well, later looked under, found that Ubuntu and CentOS default shell is different, if recorded, to avoid forgetting later:1, Ubuntu default shell is connected to dash, while we usually write shell script used when bash. 2. Bash and
Respect for the original works, Ming: This post for the excellent post integration
One, meaning
#!/bin/sh refers to this script using/bin/sh to interpret execution, #! is a special notation, followed by the path to the shell that interprets the script.
In fact, the first sentence of the #! is the Interpreter program path to the script, the content of the script is interpreted by the interpreter, we can use a variety of interpreters to write the corresponding script.
For example,/bin/csh scripts,
10;
The border option includes width (underline width), color (underlined color), Style (dash type) three parts, and each part can set different parameters for different borders, which is an effect that the normal link dash cannot achieve.
You need to be reminded that using this method to define a link style is also a necessary condition: you must define the box property in the style, as shown in Figur
The Three Musketeers of Linux multimedia:Gimp,inkscape,blender3dThe Blender Foundation's open source micro-film Sintel:Http://www.sintel.org/aboutThe film is licensed under the Creative Commons Attribution 3.0. The whole movie is made entirely of open source software. 3D graphics, compositing and video editing tasks with Blender using a 64-bit Linux graphics workstation, Plot and draw with Gimp and Inkscape
correct use of Mecanim in the MMO I know now:1, do not manually edit the. controller file, whether it is loading animation or wiring, in the MMO animation volume is quite large, manual editing these are absolutely unacceptable.2, Mecanim has certain advantages, such as redirection, now almost all MMO is used by the old animation system. But I think that my method can be compatible with the old animation system and the new animation system, or that can make the old animation system's project smo
Introduction to Python web crawler 001 (Popular Science) web crawler
1. What is the Web crawler?
I give a few examples of life:
Example One:I usually will learn the knowledge and accumulated experience written blog sent to the CSDN blog site, then for me to write Blender 3D Modeling aspects of the blog, there are a lot of pictures. If I want to publish a Blender 3D Modeling Blog, the picture to a piece of
= value is the execution time of the actual query. Now let me show you how I use the MySql slow query log to solve a real problem on one of my sites. Your query may not be the same as this, but the principle of solving the problem is interlinked. I used a plugin called Tweet Blender on a blog site to automatically display the relevant tweets into my keywords. Unfortunately, some people found this and used the keywords in my microblog to send some
]########################################################################################################## Define Variables ############################ How long the top dash H data should is taken in once (second).Top_dash_h_val=30# How many times dash H data should is taken.Top_dash_h_val_t=3# How long one javacores should is taken (second).Javacore_val=60# How many times javacores should is taken.Javaco
Restore the Linux system's default Shell-general Linux technology-Linux technology and application information. For more information, see. Ubuntu has replaced the default bash shell with dash. The result is that/bin/sh is linked to/bin/dash instead of the traditional/bin/bash.
Ubuntu Edgy is the first release to use dash as the default shell, which seems to be
, and then add the instance variable to the data container.
var edge = new ht.Edge(server, client);dm.add(edge);
We are curious about how the dotted line is made? The dotted line is built on the line. There are three steps:
Introduce ht-dashflow.js files;
Set edge. dash. flow to true;
Enable the dotted line flow switch in the scenario component. This is gv. enableDashFlow (true );
Is it very simple! Next let's take a look at how to set it:
Edg
Syntax error: Bad for loop variable solution: a simple shell script is written in Ubuntu .. do .. done Structure Calculation 1 + 2 + 3 ...... if the value is greater than 100, an error is always returned. Www.2cto.com Script :#! /Bin/bash # information PATH =/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin :~ /Binexport PATH read-p "Please input a num" numsum = 0for (a = 0; a Sudo dpkg-reconfigure dash select No www.2cto.com from the optio
Ten tricks make Ubuntu 16.04 more handy
Ubuntu 16.04 is a long-term supported version (LTS), which is a new version that Canonical promises to release for five years. That is to say, you can have this version run on your computer for five years!
In this way, it is particularly important to set up at the beginning. Make sure that your software is up-to-date, has installed common applications, and is easy to use.
It is not difficult to achieve these points. You only need to follow the correct dire
English is three vertices (...) at the bottom of the row, and six vertices (...) in Chinese are in the row. In American English, if the ellipsis is at the end of a sentence, use four dots, such as I 'd like to... That is... if you don't mind ....(3) The English Dash is (-), and the Chinese is (--).
4. nuances in punctuation between American English and English
1. usage of quotation marks: ① the comma and period of a quote are enclosed in quotation m
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