You may optionally enter a comparison operator (<, <=, >, >=, <> or =) at the beginning of each of your search values to specify how the comparison should be done.
String filePath = "C:\\User\\myUser\\text.txt";
if (System.IO.File.Exists(filePath))
{
MessageBox.Show("There it is! ;-)");
}
else
{
MessageBox.Show("Whow, file is missing at this place :-(");
}
274
Python
Strings
Leerzeichen vor/hinter String entfernen
myText = " x text x \r\n"
print myText.strip()
280
Python
Filehandling
Prüfen ob Verzeichnis existiert
import os.path
from os import path
myFolder = "/tmp/test"
if path.exists(myFolder) & path.isdir(myFolder):
print "Folder exists!"
else:
print "Folder doesn't exist!"
import os
searchPath = '/home/patrick/Desktop/'
# os.walk will go through all subdirectories
for pathentry in os.walk(searchPath, False):
for dir in pathentry[1]:
path = os.path.join(pathentry[0], dir)
if os.path.islink(path):
print path + "... is a link"
# os.unlink(path)
else:
print path + "... is a dir"
# os.rmdir(path)
for file in pathentry[2]:
path = os.path.join(pathentry[0], file)
# os.unlink(path)
print path + "... is a file"
# os.listdir only the given path
for file in os.listdir(searchPath):
fullfilename = os.path.join(searchPath, file)
if os.path.isfile(fullfilename):
print fullfilename + "... is a file"
76
Python
Netzwerk, Email
Email versenden
# Found at (and little modified): http://www.semi-legitimate.com/sls/blog/37-quick-notes/62-command-line-smtp-from-python
#!/usr/bin/python
import smtplib, sys
if len(sys.argv) != 5:
print "You must call me like:"
print " mailme from to subject msgfile"
sys.exit()
fromadr = sys.argv[1]
toadr = sys.argv[2]
subject = sys.argv[3]
msgfile = sys.argv[4]
try:
f = open(msgfile)
msg = f.read()
except:
print "Invalid Message File: " + msgfile
sys.exit()
m = "From: %s
To: %s
Subject: %s
X-Mailer: My-Mail
" \
% (fromadr, toadr, subject)
smtpserver="mysmtp.lan"
loginuser="Marty_McFly"
loginpwd="DeLorean"
smtp = smtplib.SMTP()
smtp.connect(smtpserver)
smtp.login(loginuser, loginpwd)
smtp.ehlo()
smtp.sendmail(fromadr, toadr, m+msg)
smtp.close()
125
Python
Encoding / Decoding
Datei nach Base64 encodieren
myfile = 'myDoc.pdf'
ReturnValue = open(myfile).read().encode("base64")
# in ReturnValue ist nun der Base64-String
128
Python
Konsolenverwaltung
Einlesen Konsoleneingabe
yourname = raw_input('What\'s your name? ')
155
Python
Datum, Zeit
Aktuelles Datum/Uhrzeit
from datetime import date
iso_datum = date.today().isoformat()
output = iso_datum
print output
# 2013-12-05
# or
import datetime
datetime.datetime.now().strftime("%Y-%m-%d_%H-%M-%S")
# 2013-12-05_18-09-10
159
Python
Textdateien
TextDatei auslesen
myFilename = "file.txt"
fileObj = open(myFilename , "r" )
array = []
for line in fileObj:
array.append( line )
fileObj.close()
