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select、poll、epoll之间的区别总结[整理] - C/C++ - 清泛网 - 专注C/C++及内核技术
...38067201241685556302/
http://blog.csdn.net/kkxgx/article/details/7717125
https://banu.com/blog/2/how-to-use-epoll-a-complete-example-in-c/epoll-example.c
冷静思考，勇敢面对，把握未来！
select poll epoll
Alternate output format for psql
...ormatting, horizontal scrolling, search and many more features.
git clone https://github.com/okbob/pspg.git
cd pspg
./configure
make
make install
then make sure to update PAGER variable e.g. in your ~/.bashrc
export PAGER="pspg -s 6"
where -s stands for color scheme (1-14). If you're using pg...
List all developers on a project in Git
...t, but this looks really nice for project statistics for a Git repository: https://github.com/visionmedia/git-extras
Check out the bin catalog to see the the different scripts.
For example, the git-count script (commit count per committer):
git shortlog -n $@ | grep "):" | sed 's|:||'
...
Java: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification
I have a class that will download a file from a https server. When I run it, it returns a lot of errors. It seems that I have a problem with my certificate. Is it possible to ignore the client-server authentication? If so, how?
...
How to Get Element By Class in JavaScript?
... instead of indexOf with spaces, saving elems[i].className in, say var cn and using cn && cn.match(new RegExp("(^|\\s)" + matchClass + "(\\s|$)")) would work better because it matches any whitespace (space, non-breaking space, tab, etc.) while also allowing first/last class names to be m...
How to change the author and committer name and e-mail of multiple commits in Git?
...the new rewritten log via: git log --pretty=format:"[%h] %cd - Committer: %cn (%ce), Author: %an (%ae)" ! One more thing: .git/logs has some log files that still have your old name!
– gw0
Feb 3 '17 at 22:23
...
How can I generate a self-signed certificate with SubjectAltName using OpenSSL? [closed]
...syntax?
It's a three-step process, and it involves modifying the openssl.cnf file. You might be able to do it with only command line options, but I don't do it that way.
Find your openssl.cnf file. It is likely located in /usr/lib/ssl/openssl.cnf:
$ find /usr/lib -name openssl.cnf
/usr/lib/opens...
What is a bank conflict? (Doing Cuda/OpenCL programming)
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
python-pandas and databases like mysql
...()
And here is the equivalent example for MySQLdb:
import MySQLdb
mysql_cn= MySQLdb.connect(host='myhost',
port=3306,user='myusername', passwd='mypassword',
db='information_schema')
df_mysql = pd.read_sql('select * from VIEWS;', con=mysql_cn)
print 'loaded da...
I don't remember my android debug.keystore password
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...