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Why does HTML5 form-validation allow emails without a dot?
... The client side validation should be only for giving feedback to the user and not be relied on, since it can be easily bypassed.
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AngularJS ui-router login authentication
I am new to AngularJS, and I am a little confused of how I can use angular-"ui-router" in the following scenario:
10 Answer...
What does this symbol mean in IntelliJ? (red circle on bottom-left corner of file name, with 'J' in
... source dir
File> Project Structure > Modules
click the directory and click the Sources button
It's weird because usually it's done automatically. Maybe it's better if you recreate the project again.
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How to convert JSON to a Ruby hash
...'m surprised nobody pointed out JSON's [] method, which makes it very easy and transparent to decode and encode from/to JSON.
If object is string-like, parse the string and return the parsed result as a Ruby data structure. Otherwise generate a JSON text from the Ruby data structure object and r...
initializing a Guava ImmutableMap
...tableMap class provides six different of() methods, accepting between zero and five key-value pairings. There is not an of(...) overload accepting a varags parameter because K and V can be different types.
You want an ImmutableMap.Builder:
ImmutableMap<String,String> myMap = ImmutableMap.<...
Best way to test exceptions with Assert to ensure they will be thrown
...that expects the exact exception, does an Assert.Fail if the code succeeds and also catches generic exceptions to make sure that a different exception is not thrown.
First case:
[TestMethod]
[ExpectedException(typeof(ArgumentNullException))]
public void MethodTest()
{
var obj = new ClassRequi...
'console' is undefined error for Internet Explorer
I'm using Firebug and have some statements like:
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What happens if you call erase() on a map element while iterating from begin to end?
In the following code I loop through a map and test if an element needs to be erased. Is it safe to erase the element and keep iterating or do I need to collect the keys in another container and do a second loop to call the erase()?
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Drop data frame columns by name
...DF) %in% drops)]
Or, alternatively, you can make a list of those to keep and refer to them by name :
keeps <- c("y", "a")
DF[keeps]
EDIT :
For those still not acquainted with the drop argument of the indexing function, if you want to keep one column as a data frame, you do:
keeps <- "y"
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SQL Server equivalent of MySQL's NOW()?
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SYSDATETIME() and SYSUTCDATETIME()
are the DateTime2 equivalents of
GetDate() and GetUTCDate()
which return a DateTime.
DateTime2 is now the preferred method for storing the date and time in SQL Server 2008+. See the following StackOv...