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How to leave/exit/deactivate a Python virtualenv
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This doesn't deserve the downvotes. See edit of selected response: source deactivate is for the anaconda environment.
– Doug Bradshaw
Nov 13 '15 at 19:52
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How to edit a JavaScript alert box title?
...rite("<script language=JavaScript> myAlert('Message Header Here','Hi select a valid date'); </script>");
Hope that helps you, or someone else!
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How to install Java SDK on CentOS?
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An alternative answer is,
sudo yum list \*java-1\* | grep open
than select one from list and install that
for example,
sudo yum install java-1.7.0-openjdk.x86_64
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Limit results in jQuery UI Autocomplete
...m a mysql query, it is more efficient to limit directly the mysql result:
select [...] from [...] order by [...] limit 0,10
where 10 is the max numbers of rows you want
How can I comment a single line in XML?
... parser you are using. Personally, I use an IDE (oXygen) that allows me to select a piece of XML text, right click, and ask to comment it out. Which seems a lot easier than your technique.
– Michael Kay
Jun 28 '13 at 16:54
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How do I analyze a .hprof file?
...unning a form of limited SQL (OQL) against the in-memory objects, i.e.
SELECT toString(firstName) FROM com.yourcompany.somepackage.User
Totally brilliant.
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Create a new database with MySQL Workbench
...CE.
You launch MySQL Workbench.
From Menu Bar click on Database and then select "Connect to Database"
It by default showing you default settings other wise you choose you host name, user name and password. and click to ok.
As in above define that you should click write on existing database but if ...
What is the optimal algorithm for the game 2048?
...ach possibility), and "maximization" steps (testing all possible moves and selecting the one with the best score). The tree search terminates when it sees a previously-seen position (using a transposition table), when it reaches a predefined depth limit, or when it reaches a board state that is high...
Ruby on Rails: how do I sort with two columns using ActiveRecord?
...ersonally I find it easier to manage.
SQL gets produced in one step only:
SELECT "models".* FROM "models" ORDER BY "models"."etc" ASC, "models"."bar" DESC, "models"."foo" ASC
Thusly, for the original question:
Model.order(:updated_at).order(:price)
You need not declare data type, ActiveRecord ...
How to loop through all the properties of a class?
... where c.Name.StartsWith("Doc")
select c).ToArray();
foreach (PropertyInfo item in properties)
{
if (item.PropertyType.FullName == "System.String")
item.SetValue(this, "", null);
}
}
I used the code ...