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What is the difference between graph search and tree search?
What is the difference between graph search and tree search versions regarding DFS, A* searches in artificial intelligence ?
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How to send an email with Python?
... following example (reproduced from the Python documentation). Notice that if you follow this approach, the "simple" task is indeed simple, and the more complex tasks (like attaching binary objects or sending plain/HTML multipart messages) are accomplished very rapidly.
# Import smtplib for the act...
How to see what will be updated from repository before issuing “svn update” command?
...ory, without updating your local working copy, here is what you can
do:
if you want to know what has been changed in svn server repository, run
command:
$ svn st -u
if you want to know if the same file has been modified both in your local
working copy and in svn server repository, run comm...
Using unset vs. setting a variable to empty
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Mostly you don't see a difference, unless you are using set -u:
/home/user1> var=""
/home/user1> echo $var
/home/user1> set -u
/home/user1> echo $var
/home/user1> unset var
/home/user1> echo $var
-bash: var: unbound variable
S...
Copy/duplicate database without using mysqldump
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If you don't want to save the password plaintext in your terminals history, you need to split the command: mysqldump -h [server] -u [user] -p db1 > db1, mysql -h [server] -u [user] -p db2 < db1 Otherwise the password p...
.NET - Get protocol, host, and port
... in .NET to quickly get the current protocol, host, and port? For example, if I'm on the following URL:
7 Answers
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I just discovered why all ASP.Net websites are slow, and I am trying to work out what to do about it
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If your page does not modify any session variables, you can opt out of most of this lock.
<% @Page EnableSessionState="ReadOnly" %>
If your page does not read any session variables, you can opt out of this lock entir...
How do I disable right click on my web page?
...ing of the right click (context) menu anyway.
Not sure why you'd want to. If it's out of some misplaced belief that you can protect your source code or images that way, think again: you can't.
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What is the difference between onPause() and onStop() of Android Activites?
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No, if some activity comes into foreground, that doesn't necessarily mean that the other activity is completely invisible. Consider the following case:
Here we see both activities at the same time. The first activity with the ...
Get the POST request body from HttpServletRequest
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In Java 8, you can do it in a simpler and clean way :
if ("POST".equalsIgnoreCase(request.getMethod()))
{
test = request.getReader().lines().collect(Collectors.joining(System.lineSeparator()));
}
sh...