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How can I check for an empty/undefined/null string in JavaScript?
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edited Jun 2 '18 at 0:29
user5779136
answered Sep 30 '08 at 17:20
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Or versus OrElse
...te the second term.
OrElse knows this, so doesn't try and evaluate temp = 0 once it's established that temp Is DBNull.Value
Or doesn't know this, and will always attempt to evaluate both terms. When temp Is DBNull.Value, it can't be compared to zero, so it falls over.
You should use... well, whic...
How to execute a java .class from the command line
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edited May 23 '17 at 10:31
Community♦
111 silver badge
answered Aug 14 '09 at 18:53
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Can I serve multiple clients using just Flask app.run() as standalone?
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305
flask.Flask.run accepts additional keyword arguments (**options) that it forwards to werkzeug.s...
How can you get the SSH return code using Paramiko?
....set_missing_host_key_policy(paramiko.WarningPolicy())
client.connect('127.0.0.1', password=pw)
while True:
cmd = raw_input("Command to run: ")
if cmd == "":
break
chan = client.get_transport().open_session()
print "running '%s'" % cmd
chan.exec_command(cmd)
print "e...
How to prepend a string to a column value in MySQL?
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edited Mar 25 '09 at 10:06
answered Mar 25 '09 at 9:18
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Are nullable types reference types?
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answered Jun 30 '10 at 12:23
kemiller2002kemiller2002
105k2525 gold badges186186 silver badges242242 bronze badges
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How to parse unix timestamp to time.Time
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+500
The time.Parse function does not do Unix timestamps. Instead you can use strconv.ParseInt to parse the string to int64 and create the...
JavaScript replace/regex
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edited Jul 22 '09 at 2:43
answered Jul 22 '09 at 1:02
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Java 8 stream reverse order
...ect[] temp = input.toArray();
return (Stream<T>) IntStream.range(0, temp.length)
.mapToObj(i -> temp[temp.length - i - 1]);
}
Another technique uses collectors to accumulate the items into a reversed list. This does lots of insertions at the front of Ar...