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How to create a link to a directory [closed]
How to create a link xxx to /home/jake/doc/test/2000/something/ ?
2 Answers
2
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How do I write a Python dictionary to a csv file? [duplicate]
...ceptions occur.
Example with these changes made:
import csv
my_dict = {"test": 1, "testing": 2}
with open('mycsvfile.csv', 'wb') as f: # Just use 'w' mode in 3.x
w = csv.DictWriter(f, my_dict.keys())
w.writeheader()
w.writerow(my_dict)
Which produces:
test,testing
1,2
...
How to create user for a db in postgresql? [closed]
...
From CLI:
$ su - postgres
$ psql template1
template1=# CREATE USER tester WITH PASSWORD 'test_password';
template1=# GRANT ALL PRIVILEGES ON DATABASE "test_database" to tester;
template1=# \q
PHP (as tested on localhost, it works as expected):
$connString = 'port=5432 dbname=test_databa...
Testing for empty or nil-value string [duplicate]
I'm trying to set a variable conditionally in Ruby. I need to set it if the variable is nil or empty (0 length string). I've come up with the following:
...
Bypass popup blocker on window.open when JQuery event.preventDefault() is set
... But if you can't, there you go.
Here's an example of code that fails the test because of the asynchronous call:
Live example | Live source (The live links no longer work because of changes to JSBin)
jQuery(function($) {
// This version doesn't work, because the window.open is
// not during t...
Try catch statements in C
...happened here\n");
} else {
// Normal code execution starts here
Test();
}
}
void Test() {
// Rough equivalent of `throw`
longjmp(s_jumpBuffer, 42);
}
This website has a nice tutorial on how to simulate exceptions with setjmp and longjmp
http://www.di.unipi.it/~nids/docs/longju...
Batch files - number of command line arguments
...
Have tested this out to 2500 arguments as a function and used it to define arrays of same size. Dont ask me why exactly. Mostly just learning what batch is capable of.
– T3RR0R
Jan 4 at 12:56...
MYSQL OR vs IN performance
... OR.
Do not believe people who give their "opinion", science is all about testing and evidence.
I ran a loop of 1000x the equivalent queries (for consistency, I used sql_no_cache):
IN: 2.34969592094s
OR: 5.83781504631s
Update:
(I don't have the source code for the original test, as it was 6 yea...
How to split one string into multiple strings separated by at least one space in bash shell?
...or start with a dash. For example:
text="This is a test"
set -- junk $text
shift
for word; do
echo "[$word]"
done
This prints
[This]
[is]
[a]
[test]
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