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Linux日志管理Rsyslog入门 - C/C++ - 清泛网移动版 - 专注C++内核技术
...info;mail.none;authpriv.none;cron.none /var/log/messages
# The authpriv file has restricted access.
authpriv.* /var/log/secure
# Log all the mail messages in one place.
mail.* -/var/log/maillog
# Log cron stuff
cron.* /var/log/cron
# Everybody gets emergency messages
*.emerg *
# S...
Linux日志管理Rsyslog入门 - C/C++ - 清泛网移动版 - 专注C++内核技术
...info;mail.none;authpriv.none;cron.none /var/log/messages
# The authpriv file has restricted access.
authpriv.* /var/log/secure
# Log all the mail messages in one place.
mail.* -/var/log/maillog
# Log cron stuff
cron.* /var/log/cron
# Everybody gets emergency messages
*.emerg *
# S...
Linux日志管理Rsyslog入门 - C/C++ - 清泛网 - 专注C/C++及内核技术
...info;mail.none;authpriv.none;cron.none /var/log/messages
# The authpriv file has restricted access.
authpriv.* /var/log/secure
# Log all the mail messages in one place.
mail.* -/var/log/maillog
# Log cron stuff
cron.* /var/log/cron
# Everybody gets emergency messages
*.emerg *
# S...
Linux日志管理Rsyslog入门 - C/C++ - 清泛网 - 专注C/C++及内核技术
...info;mail.none;authpriv.none;cron.none /var/log/messages
# The authpriv file has restricted access.
authpriv.* /var/log/secure
# Log all the mail messages in one place.
mail.* -/var/log/maillog
# Log cron stuff
cron.* /var/log/cron
# Everybody gets emergency messages
*.emerg *
# S...
What is an application binary interface (ABI)?
...your library. Your ABI defines how your code is stored inside the library file, so that any program using your library can locate the desired function and execute it.
ABIs are important when it comes to applications that use external libraries. Libraries are full of code and other resources, but ...
Can you run GUI applications in a Docker container?
...: docker pull creack/firefox-vnc
The image has been made with this Dockerfile:
# Firefox over VNC
#
# VERSION 0.1
# DOCKER-VERSION 0.2
FROM ubuntu:12.04
# Make sure the package repository is up to date
RUN echo "deb http://archive.ubuntu.com/ubuntu precise main univer...
Creating a UICollectionView programmatically
...
Header file:--
@interface ViewController : UIViewController<UICollectionViewDataSource,UICollectionViewDelegateFlowLayout>
{
UICollectionView *_collectionView;
}
Implementation File:--
- (void)viewDidLoad
{
[super...
HTTPS and SSL3_GET_SERVER_CERTIFICATE:certificate verify failed, CA is OK
...rt.pem is in same directory then curl_setopt($ch, CURLOPT_CAINFO, dirname(FILE) . '/cacert.pem'); will work
– mujaffars
Aug 11 '14 at 11:43
...
“Diff” an image using ImageMagick
... the first one shows the visual difference between the two images as a PNG file, the second one as a PDF.
The resulting diff file displays all pixels which are different in red color. The ones which are unchanged appear white.
Short and sweet.
Note, your images need not be the same type. You ca...
Multiple constructors in python? [duplicate]
...a:
class C(object):
def __init__(self, fd):
# Assume fd is a file-like object.
self.fd = fd
@classmethod
def fromfilename(cls, name):
return cls(open(name, 'rb'))
# Now you can do:
c = C(fd)
# or:
c = C.fromfilename('a filename')
Notice all those classmethod...