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Why do Java webapps use .do extension? Where did it come from?
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To my knowledge, this convention has been spread by Struts1. The user guide puts it like this:
5.4.2 Configure the ActionServlet Mapping
Note: The material in this section is not specific to Struts. The
configuration of servlet mappings is
defined in the Java ...
What is an intuitive explanation of the Expectation Maximization technique? [closed]
...r it is more red or more blue based on the likelihood of it being produced by a parameter. Combine the weights with the data (expectation).
Compute a better estimate for the parameters using the weight-adjusted data (maximisation).
Repeat steps 2 to 4 until the parameter estimate converges (the proc...
What is the LD_PRELOAD trick?
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It is secured by the fact the loader will ignore LD_PRELOAD if ruid != euid -- Joshua
– Joshua
Jan 8 '09 at 22:30
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Chrome, Javascript, window.open in new tab
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You can't directly control this, because it's an option controlled by Internet Explorer users.
Opening pages using Window.open with a different window name will open in a new browser window like a popup, OR open in a new tab, if the user configured the browser to do so.
EDIT:
A more detai...
Correct way to find max in an Array in Swift
...rming objects (Dictionary, Set, etc), has two methods called max() and max(by:) that return the maximum element in the sequence or nil if the sequence is empty.
#1. Using Array's max() method
If the element type inside your sequence conforms to Comparable protocol (may it be String, Float, Chara...
PHP: Storing 'objects' inside the $_SESSION
...state. If you use state, you lose the various technical advantages gained by being stateless. This is not something to lose sleep over unless you know in advance that you ought to be losing sleep over it.
I am especially flummoxed by the blessing received by the "double whammy" arguments put fort...
Identity increment is jumping in SQL Server database
... behaviour due to a performance improvement since SQL Server 2012.
It now by default uses a cache size of 1,000 when allocating IDENTITY values for an int column and restarting the service can "lose" unused values (The cache size is 10,000 for bigint/numeric).
This is mentioned in the documentati...
Is there a better Windows Console Window? [closed]
...ed and fullscreen window modes
Scrollbar initially hidden, may be revealed by mouseover or checkbox in settings
Optional settings (e.g. pallette) for selected applications
User friendly text and block selection (from keyboard or mouse), copy, paste, text search in console
ANSI X3.64 and Xterm 256 co...
What are the differences between a HashMap and a Hashtable in Java?
...vent that you'd want predictable iteration order (which is insertion order by default), you could easily swap out the HashMap for a LinkedHashMap. This wouldn't be as easy if you were using Hashtable.
Since synchronization is not an issue for you, I'd recommend HashMap. If synchronization becomes...
Difference between string object and string literal [duplicate]
...nswered Jul 21 '10 at 9:30
Mark ByersMark Byers
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