First attach the error message at that time:
--icv:downloading ippicv_macosx_20141027.tgz
... CMake Error at 3rdparty/ippicv/downloader.cmake:71 (file):
file DOWNLOAD HASH mismatch for
file: [/users/ Zhaozhaokaliang/opencv-3.0.0/3rdparty/ippicv/downloads/macosx-9662fe0694a67e59491a0dcc82fa26e0/ippicv_macosx_ 201
One linux Command one day -- decompress the tgz file -- general Linux technology-Linux technology and application information. The following is a detailed description. Tgzis the same as tar.gz
Tar zxvf XX.tar.gz
For example, the contents of the usr.tar backup file are displayed on the display in split screen mode.
$ Tar tvf usr.tar | more
For example,
Ubuntu10.10, cannot decompress the file at the end of tgz. How can this problem be solved? I installed this gzip file. Tar is also installed. File-roller I have installed. So how can I download this tgz file from the Internet? If
Extract the tgz file to the specified directory tar is commonly used on Linux packaging, compression, compression tools, he has a lot of parameters, folding only to enumerate the commonly used compression and decompression parameter parameters:-c:create to establish the parameters of compressed archives;-X: Extract the parameters of the compressed archive;-Z: Need to use gzip compression;-V: The
How does a Mac command line terminal Create a file? It's really easy to create a large-capacity blank file in a Mac OS X system. This article small Lego for you to introduce two kinds of file creation tutorial, the first is to use the MA
, otherwise, in the later QT version does not have value (just can't find qmake)The rear is a long installation ... Then, need to check the configuration, I am referring to the online check, if you do not like it automatically configure Qt creator can install their own favorite version, and then the QT versions over there to find your QT installation path on it. Back, main references: 46234079Configure QT(1) Run QT Creator. Go to "menu", "Qt Creator", "preferences". As you can see, the "Compiler
Tutorial on setting file sharing between mac virtual machines and external systems, mac virtual machines
How to configure file sharing between external systems and virtual machines, so that we can synchronize the operation, and the operation in one system will be reflected in another system.
Open the Virtual Machine
In Windows, by modifying the Hosts file, you can block certain websites, debug the server, or crack down on some software. The Apple Mac system also owns the hosts file, but the Hosts file path is different. Many people want to modify the hosts file but are not aware of the
The path of copying the current directory on Windows has a particularly convenient way, only need to click the path bar with the mouse, it will automatically become like "D:\Downloads\tmp" such as the path, if you want to copy the file path, only need to add directory path and file name together, Linux is also very convenient,readlink -f yourfilewill print out the absolute path of the
A lot of users, after buying a Mac, work or learning are like to use TXT, but there are many users do not know how to create a new TXT on the Mac document, in fact, the new is relatively simple, because the Mac OS system with TXT document editor, although not created in the win on the convenient conveniently, But there are ways to follow.
The first step: the use
View the certificate. cer file in the. leleprovision file and key string under mac, and mobileprovisioncerView the certificate. cer file in the. leleprovision file and key string under mac. 1. view the mobileprovision
configuration file to specify the correct log file path$ vim/usr/local/etc/php-fpm.confModify the entries in the php-fpm.conf file error_log , the default prefix is/usr/var, but there is no such pathError_log =/usr/local/var/log/php-fpm.logPID =/usr/local/var/run/php-fpm.pidOr do not modify the path to the configuration item in the configuration
mac on the zip file to extract the CPGZ format of the file what to do?
Problem Reason:
First, we analyze the following reasons for this situation:
1, the zip file has been damaged;
2, zip file download did not download completely;
3, the browser to download or downloa
1. Show hidden foldersDisplay: Defaults write Com.apple.finder appleshowallfiles-bool true(1) Copy "defaults write Com.apple.finder appleshowallfiles-bool true" to terminal, enter(2) Press Command+option+escape to open Force exit, restart Finder(3) Open Finder, this time hidden files are displayed, to note that hidden files generally do not delete2. Hide hidden files that have been shownHidden: Defaults write Com.apple.finder Appleshowallfiles-bool false(1) Copy "defaults write Com.apple.finder
When we upload and download files, it can easily lead to the lack of files, so how to solve this problem? Users usually check using the SHA1 value. Today small compilation teaches everybody how to examine the file the SHA1 value.
Detection method:
Run the terminal (Application – Utility – Terminal. App) and perform the check in the following syntax:
For example, to check a SHA1 value on the desktop named "DOWNLOADEDFILE.DMG," you can enter
Compressed from the Mac file sent over the mail, opened in Windows after the discovery of garbled, and the corresponding folder in the file directory also changed
The real problem is the problem with file encoding the default is UTF-8 under the Mac, Windows default is GBK
The default security settings of Mac OSx remind you when the file you downloaded is opened for the first time, whether to open the file downloaded from the Internet.
This setting is enabled by default. However, this setting is sometimes difficult.
Google->
# Command line execution
Xattr-d-r com. apple. quarantine/www/fckeditor/
# Or disable this it
1. Show hidden foldersDisplay: Defaults write Com.apple.finder appleshowallfiles-bool true(1) Copy "defaults write Com.apple.finder appleshowallfiles-bool true" to terminal, enter(2) Press Command+option+escape to open Force exit, restart Finder(3) Open Finder, this time hidden files are displayed, to note that hidden files generally do not delete2. Hide hidden files that have been shownHidden: Defaults write Com.apple.finder Appleshowallfiles-bool false(1) Copy "defaults write Com.apple.finder
Used to 7-zip and WinRAR on Windows, and came to the Mac and suddenly found no such tool? Mac comes with the Zip tool does make people vomit bad, compression rate must not not to say, because the Mac file name is Unicode encoding, to the GBK encoded Windows on the extracted file
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