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Command to change the default home directory of a user
...hing through symlinks (apache, ftpd, etc.).
You have to remember (or init script) to bind upon restarts, of course.
An example init script in /etc/fstab is
/extra-home/username /home/username none defaults,bind 0 0
share...
How to get the mysql table columns data type?
...
| description | text | NO | | NULL | |
| meta_title | varchar(255) | NO | | NULL | |
+------------------+--------------+------+-----+---------+-------+
Second option
The second option is a bit longer :
SELECT
COLUMN_NAME, DATA_TYPE
FROM
INF...
How to pipe input to a Bash while loop and preserve variables after loop ends
...nd in the current shell environment.
Thus, using something like this in a script makes the modfied sum available after the loop:
FILECONTENT="12 Name
13 Number
14 Information"
shopt -s lastpipe # Comment this out to see the alternative behaviour
sum=0
echo "$FILECONTENT" |
while read number name;...
Ruby, Difference between exec, system and %x() or Backticks
... interpolation.
exec
By using Kernel#exec the current process (your Ruby script) is replaced with the process invoked through exec. The method can take a string as argument. In this case the string will be subject to shell expansion. When using more than one argument, then the first one is used to...
difference between offsetHeight and clientHeight
In the javascript dom - what is the difference between offsetHeight and clientHeight of an element?
2 Answers
...
In MVC, how do I return a string result?
...t;
<meta name="viewport" content="width=device-width" />
<title>Result</title>
</head>
<body>
<!--this will represent the string -->
@Model
</body>
</html>
I run this at http://localhost:60227/Home/AutoProperty.
...
Difference between \A \z and ^ $ in Ruby regular expressions
...ne character, which means they could use an email like me@example.com\n<script>dangerous_stuff();</script> and still have it validate, since the regex only sees everything before the \n.
My recommendation would just be completely stripping new lines from a username or email beforehand, ...
node.js global variables?
...ould you provide a little bit more information please? Is this part of javascript or part of node? Is it a good pattern to follow? As in should I do this or should I use express set? Thanks
– Harry
Mar 28 '11 at 3:34
...
How many Activities vs Fragments?
...o, the logic has been moved out of the Activity and into the Fragment. The TitlesFragment actually contains the logic for changing Fragments. In this way, each Activity is very simple. To duplicate many very simple Activities, where none of the logic is inside the Activities, makes it very simple.
...
Redis strings vs Redis hashes to represent JSON: efficiency?
...uently updated data? Say, we are storing articles and we store fields like title, author and url in a JSON string with a generic key like obj and store fields like views, votes and voters with separate keys? This way with a single READ query you get the entire object and can still update dynamic por...