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Using Server.MapPath in external C# Classes in ASP.NET
...ar path = System.Web.Hosting.HostingEnvironment.MapPath("~/App_Data/myfile.txt")
if
var path = Server.MapPath("~/App_Data");
var fullpath = Path.Combine(path , "myfile.txt");
is inaccessible
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How do I check if a file exists in Java?
...ll return true if your path points to a directory.
new File("path/to/file.txt").isFile();
new File("C:/").exists() will return true but will not allow you to open and read from it as a file.
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psql - save results of command to a file
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Welcome to psql 8.3.6, the PostgreSQL interactive terminal
db=>\o out.txt
db=>\dt
db=>\q
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Read only the first line of a file?
... the .readline() method (Python 2 docs, Python 3 docs):
with open('myfile.txt') as f:
first_line = f.readline()
Some notes:
As noted in the docs, unless it is the only line in the file, the string returned from f.readline() will contain a trailing newline. You may wish to use f.readline().s...
How to create a new file together with missing parent directories?
... with a path string which contains a parent directory, i.e. new File("file.txt").getParentFile() returns null, new File("dir/file.txt").getParentFile() returns the same as new File("dir")
– Zoltán
Nov 21 '14 at 9:38
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How to copy file from HDFS to the local file system
...ystem directory path>
Ex:
My files are located in /sourcedata/mydata.txt
I want to copy file to Local file system in this path /user/ravi/mydata
hadoop fs -get /sourcedata/mydata.txt /user/ravi/mydata/
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How can I redirect the output of the “time” command?
... But parenthesis will group that as a one command. Ex: time ls > file1.txt In arguments, 0 = time 1 = "ls > file1.txt"
– sganesh
Mar 9 '10 at 12:49
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Changing all files' extensions in a folder with one command on Windows
...cursively apply a command to matching files. For example:
for /R %x in (*.txt) do ren "%x" *.renamed
will change all .txt extensions to .renamed recursively, starting in the current directory.
%x is the variable that holds the matched file names.
And, since you have thousands of files, make sure ...
Writing Unicode text to a text file?
... any way I can actually print the symbols that are there? I guess not to a txt file, right, but maybe to something else?
– simon
May 18 '11 at 16:55
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Difference between java.io.PrintWriter and java.io.BufferedWriter?
... new BufferedWriter (
new FileWriter("somFile.txt")));
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