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Downloading MySQL dump from command line
...backup.sql
You can even go as far as auto-compressing the output using gzip (if your DB is very big):
$ mysqldump -u [uname] -p db_name | gzip > db_backup.sql.gz
If you want to do this remotely and you have the access to the server in question, then the following would work (presuming the...
performing HTTP requests with cURL (using PROXY)
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@BipinVayalu, what do you want to check? At this way, what I describe above, the client uses the proxy "direct way", not transparently. So, the proxy gives the standard HTTP answers (including HTTP codes). If you export a wrong...
What is a “thread” (really)?
... the Instruction Pointer. For most instructions, this simply advances the IP by the size of the instruction, but control flow instructions change the IP in other, predictable ways. The sequence of values the IP takes on forms a path of execution weaving through the program code, giving rise to the...
How do I purge a linux mail box with huge number of emails? [closed]
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It is not a good praxis data manipulation from outside an application. If there is an option or command that can do the job, it is better to use it. As @timaschew answered, you can use the ‘d’ command inside the mail tool.
– pocjoc...
How to execute mongo commands through shell scripts?
I want to execute mongo commands in shell script, e.g. in a script test.sh :
22 Answers
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Trying to SSH into an Amazon Ec2 instance - permission error
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This command + ssh -i YOUR_PEM_FILE.pem ec2-user@YOUR_IP fixed the issue. Maybe this should be the accepted answer...
– c4k
Apr 24 '14 at 18:07
add a comm...
Using node.js as a simple web server
...ecially useful when testing adaptive web sites. Open your HTML page on multiple browsers/window sizes/devices. Save your HTML page and instantly see if your adaptive stuff is working as they all auto refresh.
PhoneGap Developers
If you're coding a hybrid mobile app, you may be interested to know t...
Linux进程与线程总结 [推荐] - C/C++ - 清泛网 - 专注C/C++及内核技术
...进行通信。一个完整的socket有网络协议、网络地址、网络端口三个属性，然后由操作系统为它分配一个本地唯一的socket号。就比如日常生活中的电话，双方必须都要拥有一台电话机而且号码必须唯一，建立通话时必须要知道对方...
Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)
... the socket connector is used, but when you connect to "127.0.0.1" the TCP/IP connector is used. You could try using "127.0.0.1" if the socket connector is not enabled/working.
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正则表达式 30 分钟入门教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...试正则表达式
其它可用的测试工具:
RegexBuddy
Javascript正则表达式在线测试工具
如果你不觉得正则表达式很难读写的话，要么你是一个天才，要么，你不是地球人。正则表达式的语法很令人头疼，即使对经常使用它的人...