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Linux非root用户运行程序的一些注意事项 - 操作系统(内核) - 清泛网 - 专注...
Linux非root用户运行程序的一些注意事项linux-non-root1、Linux非root用户可以查看包括root在内的所有用户的 端口 信息，使用-a参数：netstat -an注意：非root不能启动侦听 1024 以下端口的程序。2、Linux非root程序默认创建出来 1、Linux非roo...
Get Root Directory Path of a PHP project
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this is just awesome, I tried $_SERVER['DOCUMENT_ROOT'], dirname(), $_SERVER['SCRIPT_NAME'] etc. but this worked excellently!
– webblover
Nov 26 '14 at 16:40
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Using os.walk() to recursively traverse directories in Python
I want to navigate from the root directory to all other directories within and print the same.
13 Answers
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AJAX POST and Plus Sign ( + ) — How to Encode?
... and the plus sign (+) when i to try to save javascript "code examples" to mysql:
my solution (not the better way, but it works):
javascript:
function replaceAll( text, busca, reemplaza ){
while (text.toString().indexOf(busca) != -1)
text = text.toString().replace(busca,reemplaza);return text...
How do you run your own code alongside Tkinter's event loop?
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Use the after method on the Tk object:
from tkinter import *
root = Tk()
def task():
print("hello")
root.after(2000, task) # reschedule event in 2 seconds
root.after(2000, task)
root.mainloop()
Here's the declaration and documentation for the after method:
def after(self,...
How do I create a parameterized SQL query? Why Should I?
...lass to start with SQL and you can build from there and add to the class.
MySQL
Public Class mysql
'Connection string for mysql
Public SQLSource As String = "Server=123.456.789.123;userid=someuser;password=somesecurepassword;database=somedefaultdatabase;"
'database connection classes...
How to store decimal values in SQL Server?
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In MySQL DB decimal(4,2) allows entering only a total of 4 digits. As you see in decimal(4,2), it means you can enter a total of 4 digits out of which two digits are meant for keeping after the decimal point.
So, if you enter 1...
When to use Preorder, Postorder, and Inorder Binary Search Tree Traversal strategies
...ch traversal strategy works. Use the following tree as an example.
The root of the tree is 7, the left most node is 0, the right most node is 10.
Pre-order traversal:
Summary: Begins at the root (7), ends at the right-most node (10)
Traversal sequence: 7, 1, 0, 3, 2, 5, 4, 6, 9, 8, 10
In-...
Multi-line strings in PHP
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You forgot if I have loops or MySQL while loops between. Thanks
– TheBlackBenzKid
Mar 16 '12 at 20:40
93
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Commenting code in Notepad++
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From dev.mysql.com - From a “-- ” sequence to the end of the line. In MySQL, the “-- ” (double-dash) comment style requires the second dash to be followed by at least one whitespace or control character (such as a space, tab, ...