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One DbContext per web request… why?
I have been reading a lot of articles explaining how to set up Entity Framework's DbContext so that only one is created and used per HTTP web request using various DI frameworks.
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jekyll markdown internal links
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{{ site.baseurl }}{% link news/index.html %}
{{ site.baseurl }}{% link /assets/files/doc.pdf %}
Remember to include the file extension when using the link tag.
To use it to create a link:
[Link to a document]({{ site.baseurl }}{% link _collection/name-of-document.md %})
[Link to a post]({{ site....
How do I execute a stored procedure once for each row returned by query?
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in MS SQL, here's an example article
note that cursors are slower than set-based operations, but faster than manual while-loops; more details in this SO question
ADDENDUM 2: if you will be processing more than just a few records, pull them into a temp table first and run the cursor over the tem...
Does every Core Data Relationship have to have an Inverse?
...pe *appType;
// assume entity instances correctly instantiated
[socialApp setSocialAppType:appType];
[managedObjectContext deleteObject:appType];
BOOL saved = [managedObjectContext save:&error];
What we expect is to fail this context save since we have set the delete rule as Deny while relati...
Remove duplicates in the list using linq
...d GetHashCode in item class:
public class Item
{
public int Id { get; set; }
public string Name { get; set; }
public string Code { get; set; }
public int Price { get; set; }
public override bool Equals(object obj)
{
if (!(obj is Item))
return false;
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Comparing Haskell's Snap and Yesod web frameworks
...readcrumbs, messages, ultimate destination). Plus, Yesod has a fairly rich set of add-on packages for things like comments and markdown, and a few large real-world code bases to pick at for examples. If any of these are attractive to you, you might want to check if your alternatives supports them.
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Alternatives to dispatch_get_current_queue() for completion blocks in iOS 6?
...o a particular queue if the caller wants more control than that. A typical set of properties to specify would be something like "serial, non-reentrant, and async with respect to any other application-visible queue".
** EDIT **
Catfish_Man put an example in the comments below, I'm just adding it t...
How do I delete NuGet packages that are not referenced by any project in my solution?
...ly the packages used in your solution. You end up with a nice, streamlined set of packages.
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Converting a Java Keystore into PEM Format
... I could not export using the method above. I finally was able to do it by setting keytool arg '-destkeypass' to a dummy value. 'keytool' even prompts a warning saying it is ignoring destkeypass value? No other technique would work. Using the prompts did not work, only works from the command line ar...
fatal: git-write-tree: error building trees
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Use:
git reset --mixed
instead of git reset --hard. You will not lose any changes.
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