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How do I pass a class as a parameter in Java?
...at contains the name of the class that implements the required interface. Then the factory can find that class from within the class path and construct it as an object of the specified interface.
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Set the value of an input field
...form contains an input field like
<input type='text' id='id1' />
then you can write the code in javascript as given below to set its value as
document.getElementById('id1').value='text to be displayed' ;
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Trying to SSH into an Amazon Ec2 instance - permission error
...pying *.pem file to ~/.ssh folder Is not same, you must add to folder and then run command ssh-add.
– super_p
Apr 30 '14 at 7:29
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Create a folder if it doesn't already exist
..., and keep going up one directory until it gets to an existing directory. Then it will attempt to create the next directory in that directory, and continue till it's created all the directories. It returns true if successful.
Could be improved by providing a stopping level so it just fails if it ...
How to get a date in YYYY-MM-DD format from a TSQL datetime field?
...ase or business layer. If you return the date formatted from the database, then the client code has to parse it to a date again if it needs to do any calculations on it.
Example in C#:
theDate.ToString("yyyy-MM-dd")
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Define variable to use with IN operator (T-SQL)
...variables (closest thing that there is to a list)
Create an XML string and then convert it to a table with the XML functions (really awkward and roundabout, unless you have an XML to start with)
None of these are really elegant, but that's the best there is.
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Case insensitive 'in'
...rming a new list with all entries in USERNAMES converted to upper case and then comparing against this new list.
Update
As @viraptor says, it is even better to use a generator instead of map. See @Nathon's answer.
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Eclipse count lines of code
...ce":
Search->File
Type the following in "Containing text" -> ^.*$. Then check the "Regular Expression" checkbox
Type the following in "File name patterns" -> *.java
Click "Search"
Check the number of matches in the "Search" Tab.
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Android get current Locale, not default
...hange their locale and have the views' strings, number formats etc change, then you need to use Devunwired's response
– 1mike12
Nov 18 '15 at 16:09
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Python 3: UnboundLocalError: local variable referenced before assignment [duplicate]
...l variables and work with them and return the results which the caller can then assign appropriately
def function():
v1, v2 = Var1, Var2
# calculate using the local variables v1 & v2
return v1 - 1
Var1 = function()
sh...