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Hibernate openSession() vs getCurrentSession()
...enSession() always opens a new session that you have to close once you are done with the operations. SessionFactory.getCurrentSession() returns a session bound to a context - you don't need to close this.
If you are using Spring or EJBs to manage transactions you can configure them to open / close ...
Should IBOutlets be strong or weak under ARC?
... and he confirmed that strong should be the default and that the developer docs are being updated.
https://twitter.com/_danielhall/status/620716996326350848
https://twitter.com/_danielhall/status/620717252216623104
share...
Titlecasing a string with exceptions
...pace characters will be ignored. The built-in capitalize and title methods do not ignore white space.
>>> 'There is a way'.title()
'There Is A Way'
If a sentence starts with an article, you do not want the first word of a title in lowercase.
Keeping these in mind:
import re
d...
Declaring a custom android UI element using XML
How do I declare an Android UI element using XML?
6 Answers
6
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Global and local variables in R
...ct 'bar' not found.
If you want to make bar a global variable, you should do:
foo <- function() {
bar <<- 1
}
foo()
bar
In this case bar is accessible from outside the function.
However, unlike C, C++ or many other languages, brackets do not determine the scope of variables. For in...
What is the syntax for an inner join in LINQ to SQL?
...
And because I prefer the expression chain syntax, here is how you do it with that:
var dealerContracts = DealerContact.Join(Dealer,
contact => contact.DealerId,
dealer => dealer.DealerId,
...
About .bash_profile, .bashrc, and where should alias be written in? [duplicate]
...t the new alias is that Bash loads your .bashrc file when it starts but it doesn't reload it unless you tell it to. You can reload the .bashrc file (and not need a second shell) by typing
source ~/.bashrc
which loads the .bashrc file as if you had typed the commands directly to Bash.
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Random number from a range in a Bash Script
I need to generate a random port number between 2000-65000 from a shell script. The problem is $RANDOM is a 15-bit number, so I'm stuck!
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Git's famous “ERROR: Permission to .git denied to user”
...ss because if i mv ~/.ssh/id_rsa KAKA and mv ~/.ssh/id_rsa.pub POOPOO, and do ssh git@github.com -v, it still Authenticates me and says it serves my /home/meder/.ssh/id_rsa when I renamed it?! It has to be cached?!
... since the ssh-agent is caching your key.
If you look on GitHub, there is a med...
How to delete duplicate rows in SQL Server?
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@omachu23: in this case it doesn't matter, although i think that it is more efficient in the CTE than outside(AND COl1='John'). Normally you should apply the filter in the CTE.
– Tim Schmelter
Feb 11 '15 at 21:18
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