+ pl0ewygzwg3tj9mz7sowcxlwdfak0lrjnkgfmtggrwjv8gypw5bq23vmiqqdlgknzuoog==Precautions:1, using the python pip installation selenium errorchenchengdemacbook-pro:~ nichoc$ sudo pip install-u SeleniumPassword:The directory '/users/nichoc/library/caches/pip/http ' or its parent directory isn't owned by the current user and the CAC He has been disabled. Please check the permissions and owner for that directory. If executing pip with sudo, your may want sudo
1, cut back to the previous directory
The code is as follows:
CD-
The horizontal bar represents the path to the previous directory
-is actually a built-in variable $owd
2. Replace a phrase from the previous command
The code is as follows:
^foo^bar^
The original style of this command should be
The code is as follows:
!!:gs/foo/bar/
!! Indicates that the previous command is repeated, with the following: Gs/foo/bar for the replacement operation.
3. Quickly backup a file
The code is
Https://www.varnish-cache.org/installation/redhat
installation on RedHat
Click on the required module first
Before installing the package, first look at the
Automake
Autoconf
Libtool
Ncurses-devel
Libxslt
Groff
Pcre-devel
If the Pkgconfig package is installed if it is not then it will be installed first, I install it directly with Yum.
#yum install-y automake autoconf libtool ncurses-devel libxslt Groff pcre-devel pkgconfig
The varnish is distributed in the Epel (Extra Packages for Enterprise
reason is that the value of Drawingcache is greater than the value given by the system. We can look at a piece of code in the Builddrawingcache () method:
if (width
In the code above, width and height are the widths and heights of the view drawn by the cache, so (width * height * (opaque !translucentwindow 2:4) calculates the currently required CAC He size. Viewconfiguration.get (Mcontext). Getscaledmaximumdrawingcachesize () Gets the m
"eaccelerator.compress= "1"Eaccelerator.compress_level= "9"If you use the thread safe mode to install PHP, you must use "Zend_extension_ts" for
Change the "Zend_extension" of the first line.
Install as PHP extension mode: (This is the most used way)
extension= "Eaccelerator.so"Eaccelerator.shm_size= "16"Eaccelerator.cache_dir= "/tmp/eaccelerator"eaccelerator.enable= "1"Eaccelerator.optimizer= "1"Eaccelerator.check_mtime= "1"eaccelerator.debug= "0"Eaccelerator.log_file = "/var/log/httpd/eaccel
functions that are needed in the main function.
VI test.h test.c MAIN.C
Step two: Compile the test.c into the target file.
Gcc-c test.c
The previous two steps are consistent with creating a static library.
Step three: By. o file to create a dynamic library file.
Gcc-shared-fpic-o libtest.so TEST.O
Step Fourth: Use dynamic libraries in your programs.
Gcc-o main main.c-l.-ltest
When a static library and a dynamic library have the same name, the GCC command will use the dynamic library as
the provides value given Tall Reinstall a package repolist Display the configured software repositories RESOLVEDEP determine which p Ackage provides the given dependency search search package details for the given string shell Run a inte ractive Yum Shell update a package or packages on your system Upgrade update packages taking Obsolet
Es into account version Display a version for the machine and/or available repos. Options:-H,--help show this help message and exit-t,--tolerant is tolerant of
only a vertex 1 satisfying all the conditions, we can form a palindrome "Z".
In the second query vertices 5 and 6 satisfy condititions, they contain letters "с" and "D" respectively. It is impossible to form a palindrome of them.
In the third query there exist no vertices on depth 1 and in subtree of 4. We may form an empty palindrome.
In the fourth query there exist no vertices in subtree of 6 at depth 1. We may form an empty palindrome.
In the fifth query there vertices 2, 3 and 4 satisfying
irresponsibly their kids baby-sitter bar owners This is happening crazy 2a/5 BDAEC 2b/51) deposited 2) bank account 3) as a matter of fact 4) Take it From me 5) for one thing 6) except for 7) go with 8) beat us to it 9) Let us down 3A/5 going/talking/eating/yourselves/m Yself/had Known/would has brought/crying over/enjoying 3B/5 1) May 2) may not 3) is he 4) would 5) might not 6) could 7) is go ing to 8) might 4/5 ABAB 5/5 bacacb Unit Seventh 3/16
performance and low memory overhead. All the available optimization techniques, such as prepared statements and extensive connection, statement, and buffer CAC Hing, is used to provide the very efficient implementation for each database operation. Persistent classes has zero per-object memory overhead. There is no hidden "database" members, each class must has nor is there per-object data structures allocated by ODB .
maintainability. Automatic cod
request file to the CAC CA Sign the certificate and return the certificate to the requestorOpenSSL CA in/tmp/httpd.csr-out/etc/pki/ca/certs/httpd.crt-days 365View the information in a certificateOpenSSL x509-in/path/from/cert_file-noout-text|-subject|-serial4. Revoking a certificateA client gets the serial to revoke the certificateOpenSSL X509-in/path/from/cert_file-noout-serial-subjectb CABased on the serial and subject information submitted by the
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