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What is the recommended approach towards multi-tenant databases in MongoDB?
...y tenants I'd have yet, but I would like to be able to scale into the thousands.
6 Answers
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Modifying a query string without reloading the page
I am creating a photo gallery, and would like to be able to change the query string and title when the photos are browsed.
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Compare integer in bash, unary operator expected
...at variable substitutions are done, the shell proceeds with the comparison and.... fails because it cannot see anything intelligible to the left of -gt. However, quoting $i:
if [ "$i" -ge 2 ] ; then ...
becomes:
if [ " " -ge 2 ] ; then ...
The shell now sees the double-quotes, and knows th...
Creating JS object with Object.create(null)?
...= Object.prototype while Object.create(null) doesn't inherit from anything and thus has no properties at all.
In other words: A javascript object inherits from Object by default, unless you explicitly create it with null as its prototype, like: Object.create(null).
{} would instead be equivalent t...
Why do we need argc while there is always a null at the end of argv?
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And argc could be quite big, because the shell is doing expansion (so in ls * the * is expanded by the shell before execve of /bin/ls executable). On my system, I can have an argc of several hundred thousands.
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Maven project.build.directory
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project.build.directory
sourceDirectory, scriptSourceDirectory, and testSourceDirectory provide access to the source directories for the project. outputDirectory and testOutputDirectory provide access to the directories where Maven is going to put bytecode or other build output. directory...
How to manually install an artifact in Maven 2?
...ith Maven 2. I wanted to install a jar from a local directory with the command
6 Answers
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Eager load polymorphic
... this issue, you need to explicitly define the relationship between Review and Shop.
class Review < ActiveRecord::Base
belongs_to :user
belongs_to :reviewable, polymorphic: true
# For Rails < 4
belongs_to :shop, foreign_key: 'reviewable_id', conditions: "reviews.reviewable_type = ...
Why is an MD5 hash created by Python different from one created using echo and md5sum in the shell?
A Python MD5 hash is different than the one created by the md5sum command on the shell. Why?
1 Answer
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WPF text Wrap vs WrapWithOverflow
What's the "conceptual" difference between TextWrapping="Wrap" and TextWrapping="WrapWithOverflow" (e.g. for a TextBox)?
In the MSDN page about the class TextBox there is nothing ...
Thank you.
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