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What can be the reasons of connection refused errors?
...tstat -nupl|grep 3306.
3.Check your firewalls.
For example add 3306
vim /etc/sysconfig/iptables
# add
-A INPUT -p tcp -m state --state NEW -m tcp --dport 3306 -j ACCEPT
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Spring MVC: How to return image in @ResponseBody?
...)
public byte[] testphoto() throws IOException {
InputStream in = servletContext.getResourceAsStream("/images/no_image.jpg");
return IOUtils.toByteArray(in);
}
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Remove Safari/Chrome textinput/textarea glow
... but redefine the value of the outline to be a solid color of your choice, etc. to fit your site's style if removing it altogether is not completely satisfactory.
– Neil Monroe
Feb 3 '15 at 22:20
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Bootstrap 3 collapsed menu doesn't close on click
...t...presumably, they re-use this for multiple purposes (accordion, navbar, etc): getbootstrap.com/javascript/#collapse-usage
– Kevin Nelson
Oct 27 '15 at 15:03
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Loader lock error
...; <!-- Attempting managed execution inside OS Loader lock.... etc --> <mda:loaderLockMsg break="true"/> </mda:msg> VS then presents multiple breakpoints during the CTOR sequence. Turning off the LoaderLock setting doesn't help. For me, I had to tick the top MDA opt...
Does a “Find in project…” feature exist in Eclipse IDE?
...ring up the search that includes options to search via project, directory, etc.
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Attach to a processes output for viewing
...t I did:
watch cat /dev/vcsa1
Obviously you'd want to use vcsa2, vcsa3, etc., depending on which terminal was being used.
So long as my terminal window was of the same width as the terminal that the command was being run on, I could see a snapshot of their current output every two seconds. The o...
Serving favicon.ico in ASP.NET MVC
...ich I'd maybe use the following conditional statement to serve a PNG to FF,etc, and an ICO to IE:
<link rel="icon" type="image/png" href="http://www.mydomain.com/content/favicon.png" />
<!--[if IE]>
<link rel="shortcut icon" href="http://www.mydomain.com/content/favicon.ico" type="im...
How to get the last character of a string in a shell?
...he -n switch is a bashism. It won't work in standard Bourne shell as dash, etc... Which was the point of my answer.
– phep
Oct 25 '18 at 8:16
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Difference between Java Enumeration and Iterator
...that the 'old' collection implementations in java.util (HashSet, ArrayList etc.) exhibit this behaviour. However, the newer 'concurrent' collections will never throw a ConcurrentModificationException, they will traverse the collection as of the time of creation of the iterator. Other implementations...