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MongoDB/NoSQL: Keeping Document Change History
...list(users.revisions({"username": "darth_later"}))
# [{'_id': ObjectId('5d98c3385d8edadaf0bb845b'),
# 'username': 'darth_later',
# 'email': 'darthlater@example.com',
# '_revision_metadata': None},
# {'_id': ObjectId('5d98c3385d8edadaf0bb845b'),
# 'username': 'darth_later',
# 'email': 'da...
What is middleware exactly?
...answered Jul 22 '16 at 22:53
SAK123SAK123
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Changing password with Oracle SQL Developer
...make it a little clear :
If the username: abcdef and the old password : a123b456, new password: m987n654
alter user abcdef identified by m987n654 replace a123b456;
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...
Install a Windows service using a Windows command prompt?
...
If the directory's name has a space like c:\program files\abc 123, then you must use double quotes around the path.
installutil.exe "c:\program files\abc 123\myservice.exe"
It makes things much easier if you set up a bat file like following,
e.g. To install a service, create a "my...
Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...行的字符串）
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a = 'alo\n123"'
a = "alo\n123\""
a = '\97lo\10\04923"'
a = [[alo
123"]]
C语言中的NULL在Lua中是nil，比如你访问一个没有声明过的变量，就是nil，比如下面的v的值就是nil
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In JavaScript, does it make a difference if I call a function with parentheses?
...not using ()'s
Lets take this function for example:
function foo(){
return 123;
}
if you log "foo" - without ()
console.log(foo);
---outout------
function foo(){
return 123;
}
Using no () means to fetch the function itself. You would do this if you want it to be passed along as a callback.
if ...
How to get the current URL within a Django template?
...ered Jun 13 '17 at 1:33
CoderGuy123CoderGuy123
4,7134646 silver badges7373 bronze badges
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How to get a variable value if variable name is stored as string?
...ariable_value="\$$variable_name"
fi
echo "$variable_value"
}
test=123
get_value_of test
# 123
test="\$(echo \"something nasty\")"
get_value_of test
# $(echo "something nasty")
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impr...
How to properly create an SVN tag from trunk?
...revision of the trunk and "tag" it as well. the command: svn copy -r 123 "svn.example.com/project/trunk" "svn.example.com/project/tags/1.0" -m "Tagging, but using older revision (123)."
– granadaCoder
Oct 18 '11 at 16:39
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Check if a string has white space
...space1').html(hasWhiteSpace(' '));
$('#whitespace2').html(hasWhiteSpace('123'));
});
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
" ": <span id="whitespace1"></span><br>
"123": <span id="whitespace2"></span>
...