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ExecuteReader requires an open and available Connection. The connection's current state is Connectin
... is very expensive.
So you're gaining no performance improvement but the opposite. If the maximum pool size specified (100 is the default) is reached, you would even get exceptions(too many open connections ...). So this will not only impact the performance tremendously but also be a source for na...
What is the difference between DAO and Repository patterns?
...s.
Repository could be implemented using DAO's, but you wouldn't do the opposite.
Also, a Repository is generally a narrower interface. It should be simply a collection of objects, with a Get(id), Find(ISpecification), Add(Entity).
A method like Update is appropriate on a DAO, but not a Re...
Why is it common to put CSRF prevention tokens in cookies?
...lue somewhere, which could make it time consuming to implement for a large site.
Custom HTTP Header (downstream)
User successfully logs in.
Server issues auth cookie.
User clicks to navigate to a form.
Page loads in browser, then an AJAX request is made to retrieve the CSRF token.
Server gener...
Is System.nanoTime() completely useless?
...sensitive your requirements are...
Check out this quote from the Java Sun site:
The real-time clock and
System.nanoTime() are both based on
the same system call and thus the same
clock.
With Java RTS, all time-based APIs
(for example, Timers, Periodic
Threads, Deadline Monitoring...
Why does the default parameterless constructor go away when you create one with parameters
... @PetrMensik: Sorry, my mistake, yes. That's definitely the opposite of my experience - and I'd argue that including something automatically is the more dangerous option too... if you accidentally end up not excluding it, you can screw up your invariants etc.
– J...
What is a “feature flag”?
...than the one linked above with a lot more details.
This post (on Fowler's site also) explains the various types of toggle strategies. DevCookie supports the mainline/trunk-based strategy and is called a "Release Toggle" in the article.
Adil's answer highlights that there are many terms and reason...
Java: Date from unix timestamp
... time-of-day value of 22:30 instead of the 18:00 seen here. I suspect your PHP utility is implicitly applying a default time zone to adjust from UTC. My value here is UTC, signified by the Z (short for Zulu, means UTC). Any chance your machine OS or PHP is set to Asia/Kabul or Asia/Tehran time zones...
How can I echo a newline in a batch file?
... is expected. The best summary I know of is at dostips.com/forum/viewtopic.php?p=4554#p4554. It kind of leaves you hanging, but no one has ever come up with a scenario where ECHO( fails.
– dbenham
Apr 18 '14 at 17:20
...
What are the risks of running 'sudo pip'?
...le Fedora – Making sudo pip safe and Debian – dist-packages instead of site-packages.
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How to make button look like a link?
...t for the sake of simplicity i will use them here):
<a href="some/page.php" title="perform some js action" onclick="callFunction(this.href);return false;">watch and learn</a>
with this.href you can even access the target of the link in your function. return false will just prevent bro...