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What's the difference between session.Merge and session.SaveOrUpdate?
...to a newly
instantiated object, save() it
if the object is versioned (by a <version> or <timestamp>), and the
version property value is the same value assigned to a newly
instantiated object, save() it
otherwise update() the object
and merge() is very different:
...
How to limit the amount of concurrent async I/O operations?
...ET 4.5 Beta. The previous post from 'usr' points to a good article written by Stephen Toub, but the less announced news is that the async semaphore actually made it into the Beta release of .NET 4.5
If you look at our beloved SemaphoreSlim class (which you should be using since it's more performant...
How do you rename a MongoDB database?
...
How is this different from the solution provided by the OP?
– Salvador Dali
Apr 3 '14 at 3:26
6
...
How to disable Google Chrome auto update?
...ed they finally disabled. The about screen now shows Updates are disabled by the administrator.
– Chris Morgan
Mar 13 '15 at 22:19
3
...
Comparing mongoose _id and strings
... code. For example, you would not be able to search an array of Object Ids by using the equals method. Instead, it would make more sense to always cast to string and compare the keys.
Here's an example answer in case if you need to use indexOf() to check within an array of references for a specifi...
Difference between webdriver.Dispose(), .Close() and .Quit()
...ble. Summary make sure all code paths will clean up your unmanaged objects by using exception safe patterns or implement IDisposable
Also
In the case of RemoteDriver calling Quit() or Dispose() will also close the session on the Selenium Server. If the session isn't closed the log files for that se...
What is the optimal length for user password salt? [closed]
...le for most purposes, it will in the worst case speed an attacker's search by about 58%. The cost of increasing salts beyond 64 bits isn't high but there is no security reason to do so.
There is some benefit to also using a site-wide salt on top of the per-user salt, this will prevent possible coll...
WPF ListView turn off selection
...istview only contains basic text, the simplest way to solve the problem is by using transparent brushes.
<Window.Resources>
<Style TargetType="{x:Type ListViewItem}">
<Style.Resources>
<SolidColorBrush x:Key="{x:Static SystemColors.HighlightBrushKey}" Color="#000000...
What is console.log?
... can also include as many arguments as you want, and they will be replaced by spaces.
console.log( myvar, "Logged!");
console.info( myvar, "Logged!");
console.warn( myvar, "Logged!");
console.debug(myvar, "Logged!");
console.error(myvar, "Logged!");
These show up with different logos for each co...
How to identify whether a file is normal file or directory
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...