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What is the “N+1 selects problem” in ORM (Object-Relational Mapping)?
...lational mapping (ORM) discussions, and I understand that it has something to do with having to make a lot of database queries for something that seems simple in the object world.
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Is it possible to have a Subversion repository as a Git submodule?
Is there a way to add a Subversion repository as a Git submodule in my Git repository?
6 Answers
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How to reload a page using JavaScript
....pathname + window.location.search + window.location.hash;
// creates a history entry
JavaScript 1.1
window.location.replace(window.location.pathname + window.location.search + window.location.hash);
// does not create a history entry
JavaScript 1.2
window.location.reload(false);
// If we nee...
Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
You can use the function tz_localize to make a Timestamp or DateTimeIndex timezone aware, but how can you do the opposite: how can you convert a timezone aware Timestamp to a naive one, while preserving its timezone?
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How to properly add include directories with CMake
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Two things must be done.
First add the directory to be included:
target_include_directories(test PRIVATE ${YOUR_DIRECTORY})
In case you are stuck with a very old CMake version (2.8.10 or older) without support for target_include_directories, you can also use the leg...
What is the best way to ensure only one instance of a Bash script is running? [duplicate]
What is the simplest/best way to ensure only one instance of a given script is running - assuming it's Bash on Linux?
14 An...
Why is Magento so slow? [closed]
Is Magento usually so terribly slow?
11 Answers
11
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How can I convince IE to simply display application/json rather than offer to download it?
While debugging jQuery apps that use AJAX, I often have the need to see the json that is being returned by the service to the browser. So I'll drop the URL for the JSON data into the address bar.
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How to enable external request in IIS Express?
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There's a blog post up on the IIS team site now explaining how to enable remote connections on IIS Express. Here is the pertinent part of that post summarized:
On Vista and Win7, run the following command from an administrative prompt:
netsh http add urlacl url=http://vaidesg:8080/ user...
Possible to do a MySQL foreign key to one of two possible tables?
...an be inside of regions, states can be inside of regions. Regions are the top of the food chain.
5 Answers
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