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Should we use Nexus or Artifactory for a Maven Repo?
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Dead simple install (and since 1.2, dead simple upgrade, too)
Very good web UI
Easy to maintain, almost no administrative overhead
Provides you with RSS feeds of recently installed, broken artifacts and errors
It can group several repositories so you can mirror several sources but need only one o...
How many database indexes is too many?
...(although my question applies equally well to other databases). We have a web interface which allows users to search on almost any possible combination of fields.
...
How to determine the memory footprint (size) of a variable?
...n("/tmp/profile.heap", "w"));
Then open your terminal and launch:
pprof --web /tmp/profile.heap
pprof will create a new window in your existing browser session with something like shown below:
Xhprof + Xhgui (the best in my opinion to profile both cpu and memory)
With Xhprof and Xhgui you can pro...
Save icon: Still a floppy disk? [closed]
...ve used the floppy icon, or a big button that just says "Save" on it in my web applications. For the time being we're stuck with it for many cases, but it gets more and more ridiculous as floppy drives die out. But then, we also say we "dial" phones, when dial-interface phones have not been in popul...
How to fix the flickering in User controls
...ired WS_EX_COMPOSITED/WS_CLIPCHILDREN style. I found a hack here (https://web.archive.org/web/20161026205944/http://www.angryhacker.com/blog/archive/2010/07/21/how-to-get-rid-of-flicker-on-windows-forms-applications.aspx) and it works great. Thanks AngryHacker!
I put the TurnOnFormLevelDoubleBuff...
Why is Cache-Control attribute sent in request header (client to server)?
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Cache-Control: no-cache is generally used in a request header (sent from web browser to server) to force validation of the resource in the intermediate proxies.
If the client doesn't send this request to the server, intermediate proxies will return a copy of the content if it is fresh (has not exp...
System.Timers.Timer vs System.Threading.Timer
...in a
single-threaded environment; it executes on the UI thread.
System.Web.UI.Timer
(.NET Framework only), an ASP.NET component that performs asynchronous
or synchronous web page postbacks at a regular interval.
It is interesting to mention that System.Timers.Timer was deprecated with ....
Should I impose a maximum length on passwords?
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I also send such websites a standard email, mentioning that they forced me to use a shorter, less secure password, that I also happen to reuse on every website that imposes such silly limits. This lets them know that it's a problem and also m...
SSL handshake alert: unrecognized_name error since upgrade to Java 1.7.0
...oday.
Since then an error occur when I try to establish a connection to my webserver over SSL:
17 Answers
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Which is fastest? SELECT SQL_CALC_FOUND_ROWS FROM `table`, or SELECT COUNT(*)
...rson.Job_Id
LEFT JOIN Card ON Card.Person_Id = Person.Id
WHERE Job.Name = 'WEB Developer'
ORDER BY Person.Name
Then count without unnecessary part:
SELECT COUNT(*)
FROM Person
JOIN Job ON Job.Id = Person.Job_Id
WHERE Job.Name = 'WEB Developer'
...