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String isNullOrEmpty in Java? [duplicate]
...lank(str) or StringUtils.isNotBlank(str)
from Apache commons-lang.
The difference between empty and blank is : a string consisted of whitespaces only is blank but isn't empty.
I generally prefer using apache-commons if possible, instead of writing my own utility methods, although that is also pl...
Failed to serialize the response in Web API with Json
...it isn't necessary to remove formatters or supported media types typically if you are just specifying the "Accepts" header in the request. Playing around with that stuff can sometimes make things more confusing.
Example:
public class UserModel {
public string Name {get;set;}
public string...
How do you loop through currently loaded assemblies?
...t a "diagnostics" page in my ASP.NET application which does things like verify the database connection(s), display the current appSettings and ConnectionStrings, etc. A section of this page displays the Assembly versions of important types used throughout, but I could not figure out how to effectiv...
jQuery remove options from select
...
This is the easiest if you don't need to know the value. For example removing the first option $("#affiliate")[0][0].remove();
– ladieu
Mar 6 '14 at 20:13
...
How to save an activity state using save instance state?
...ges to the savedInstanceState.
// This bundle will be passed to onCreate if the process is
// killed and restarted.
savedInstanceState.putBoolean("MyBoolean", true);
savedInstanceState.putDouble("myDouble", 1.9);
savedInstanceState.putInt("MyInt", 1);
savedInstanceState.putString("MyStri...
Local and global temporary tables in SQL Server
What is the difference between local and global temporary tables in SQL Server?
7 Answers
...
Running multiple commands in one line in shell
...ou are looking for is && operator to execute the next command only if the previous one succeeded:
cp /templates/apple /templates/used && cp /templates/apple /templates/inuse && rm /templates/apple
Or
cp /templates/apple /templates/used && mv /templates/apple /tem...
Correct use of Multimapping in Dapper
...item.Customer.CustomerId.IsEqualTo(1);
The splitOn param needs to be specified as the split point, it defaults to Id. If there are multiple split points, you will need to add them in a comma delimited list.
Say your recordset looks like this:
ProductID | ProductName | AccountOpened | CustomerI...
Credit card expiration dates - Inclusive or exclusive?
...[sic]1
day of the next month; the card cannot be used to make a purchase if the
merchant attempts to obtain an authorization.
- Source
Also, while looking this up, I found an interesting article on Microsoft's website using an example like this, exec summary: Access 2000 for a month/year de...
linux: kill background task
...ng the ???? stands for one or more commands to be executed after the kill, if any of those commands relies on work done by the background process, be mindful of any cleanup or finishing-up tasks which the background process might perform in a signal handler after receiving a (trappable) signal. Best...