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How to import CSV file data into a PostgreSQL table?
...m your CSV file to the table:
COPY zip_codes FROM '/path/to/csv/ZIP_CODES.txt' WITH (FORMAT csv);
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How to overcome TypeError: unhashable type: 'list'
...ures that the file is properly closed when you're done
with open('filename.txt', 'rb') as f:
d = {}
# Here we use readlines() to split the file into a list where each element is a line
for line in f.readlines():
# Now we split the file on `x`, since the part before the x will be
# the ...
File path to resource in our war/WEB-INF folder?
...t = getContext();
String fullPath = context.getRealPath("/WEB-INF/test/foo.txt");
http://tomcat.apache.org/tomcat-5.5-doc/servletapi/javax/servlet/ServletContext.html#getRealPath(java.lang.String)
That will get you the full system path to the resource you are looking for. However, that won't wor...
What are namespaces?
...a namespace for the files within them. As a concrete example, the file foo.txt can exist in both directory /home/greg and in /home/other, but two copies of foo.txt cannot co-exist in the same directory. In addition, to access the foo.txt file outside of the /home/greg directory, we must prepend the ...
open() in Python does not create a file if it doesn't exist
... Yes, I did. It is a unicode string. I also tried with open('{}.txt'.format(filename), 'a+') as myfile:
– Loretta
Jul 29 '15 at 12:32
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How to compare binary files to check if they are the same?
...ter the differences in the files.
hexdump tmp/Circle_24.png > tmp/hex1.txt
hexdump /tmp/Circle_24.png > tmp/hex2.txt
meld tmp/hex1.txt tmp/hex2.txt
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How to encrypt String in Java
.../base64decode
public static void main(String[] args) {
String txt = "some text to be encrypted";
String key = "key phrase used for XOR-ing";
System.out.println(txt + " XOR-ed to: " + (txt = xorMessage(txt, key)));
String encoded = base64encode(txt);
...
How can I debug a .BAT script?
... a log file..
c:> yourbatch.bat (optional parameters) > yourlogfile.txt 2>&1
found at http://www.robvanderwoude.com/battech_debugging.php
IT WORKS!! don't forget the 2>&1...
WIZ
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How to change the style of alert box?
...ON_TEXT = "Ok";
if(document.getElementById) {
window.alert = function(txt) {
createCustomAlert(txt);
}
}
function createCustomAlert(txt) {
d = document;
if(d.getElementById("modalContainer")) return;
mObj = d.getElementsByTagName("body")[0].appendChild(d.createElement...
Do zombies exist … in .NET?
...);
}
private static void Target()
{
using (var file = File.Open("test.txt", FileMode.OpenOrCreate))
{
ExitThread(0);
}
}
This program starts a thread Target which opens a file and then immediately kills itself using ExitThread. The resulting zombie thread will never release t...