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Delete files older than 3 months old in a directory using .NET
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Something like this outta do it.
using System.IO;
string[] files = Directory.GetFiles(dirName);
foreach (string file in files)
{
FileInfo fi = new FileInfo(file);
if (fi.LastAccessTime < DateTime.Now.AddMonths(-3))
fi.Delete();
}
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How to dump a table to console?
... It returns a function that transforms any Lua value into a human-readable string:
local inspect = require('inspect')
print(inspect({1,2,3})) -- {1, 2, 3}
print(inspect({a=1,b=2})
-- {
-- a = 1
-- b = 2
-- }
It indents subtables properly, and handles "recursive tables" (tables that contain r...
How can I exclude directories from grep -R?
...tter option than to use : $ grep -r --exclude-dir=dir1 --exclude-dir=dir2 "string" /path/to/search/dir ?
– Darshan Chaudhary
Nov 25 '15 at 6:21
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I want to copy table contained from one database and insert onto another database table
...base instead of just one table. For that I'd recommend using mysqldump command.
– thorne51
Jun 18 '14 at 9:33
MySQL ca...
What is the string concatenation operator in Oracle?
What is the string concatenation operator in Oracle SQL?
5 Answers
5
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How to get memory available or used in C#
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It should probably be noted that a call to GetCurrentProcess will itself allocate quite a lot of resources. Call Dispose on the returned process when done, or wrap the whole code in a "using" scope.
– Mathias Lykkegaard Lorenzen
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Java regular expression OR operator
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You can just use the pipe on its own:
"string1|string2"
for example:
String s = "string1, string2, string3";
System.out.println(s.replaceAll("string1|string2", "blah"));
Output:
blah, blah, string3
The main reason to use parentheses is to limit the scope o...
No Exception while type casting with a null in java
...hecks whether the object is null or not. If null then it simply prints the string "null". Otherwise it will call the toString method of that object.
Adding more details: Internally print methods call String.valueOf(object) method on the input object. And in valueOf method, this check helps to avoid...
Can a C++ enum class have methods?
...r.
You could easily add methods such that:
Fruit f("Apple");
and
f.ToString();
can be supported.
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Converting of Uri to String
Is it possible to convert an Uri to String and vice versa?
Because I want to get the the Uri converted into String to pass into another activity via intent.putextra() and if it's not possible can anyone suggest me a way how to pass selected Uri into another activity?
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