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Version of Apache installed on a Debian machine
How can I check which version of Apache is installed on a Debian machine?
17 Answers
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How to Save Console.WriteLine Output to Text File
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Adriaan StanderAdriaan Stander
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How to execute mongo commands through shell scripts?
...th a $ sign, you'll want to surround the eval argument in single quotes to keep the shell from evaluating the operator as an environment variable:
mongo --eval 'db.mycollection.update({"name":"foo"},{$set:{"this":"that"}});' myDbName
Otherwise you may see something like this:
mongo --eval "db.te...
An item with the same key has already been added
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Most likely, you have model which contains the same property twice. Perhaps you are using new to hide the base property.
Solution is to override the property or use another name.
If you share your model, we would be able to elabor...
How to format a phone number with jQuery
I'm currently displaying phone numbers like 2124771000 . However, I need the number to be formatted in a more human-readable form, for example: 212-477-1000 . Here's my current HTML :
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jQuery set radio button
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Your selector looks for the descendant of a input:radio[name=cols] element that has the id of newcol (well the value of that variable).
Try this instead (since you're selecting by ID anyway):
$('#' + newcol).prop('checked',true);
Here is ...
Declaring array of objects
...rray to act as an object by default. To achieve this, I can do something like this in my code.
15 Answers
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How to clone all remote branches in Git?
... ed, but I remain unable to get anything other than the master branch back.
42 Answers
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What does !! mean in ruby?
...are nil and false, so it's usually best to let that convention stand.
Think of it as
!(!some_val)
One thing that is it used for legitimately is preventing a huge chunk of data from being returned. For example you probably don't want to return 3MB of image data in your has_image? method, or you ...
How do I loop through a list by twos? [duplicate]
...loop through a Python list and process 2 list items at a time. Something like this in another language:
7 Answers
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