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Open firewall port on CentOS 7
...is command to find your active zone(s):
firewall-cmd --get-active-zones
It will say either public, dmz, or something else. You should only apply to the zones required.
In the case of public try:
firewall-cmd --zone=public --add-port=2888/tcp --permanent
Then remember to reload the firewall f...
Recommended SQL database design for tags or tagging [closed]
...f a few ways to implement tagging; using a mapping table between TagID and ItemID (makes sense to me, but does it scale?), adding a fixed number of possible TagID columns to ItemID (seems like a bad idea), Keeping tags in a text column that's comma separated (sounds crazy but could work). I've even ...
Is there any way to specify a suggested filename when using data: URI?
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edited Jul 16 at 21:23
answered Aug 4 '11 at 14:44
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Git mergetool with Meld on Windows
In Linux, my favorite merge tool is Meld, and I've had no problems using or configuring it to work with Git. However, in Windows it has been a different story.
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How to get a complete list of ticker symbols from Yahoo Finance? [closed]
...rect way to download the ticker list but the following creates the list by iterating through the alphabetical groups:
AlphabeticIDIndexDownload dl1 = new AlphabeticIDIndexDownload();
dl1.Settings.TopIndex = null;
Response<AlphabeticIDIndexResult> resp1 = dl1.Download()...
Android Spanned, SpannedString, Spannable, SpannableString and CharSequence
...on of CharSequence, followed by StringBuilder.
Spanned is a CharSequence with "spans" indicating formatting to apply to portions of the text, where those spans cannot be modified.
Spannable is a Spanned, adding in the ability to modify the spans (to add or remove formatting), but not to modify the...
How can I link to a specific glibc version?
When I compile something on my Ubuntu Lucid 10.04 PC it gets linked against glibc. Lucid uses 2.11 of glibc. When I run this binary on another PC with an older glibc, the command fails saying there's no glibc 2.11...
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java.lang.NoClassDefFoundError: org/hamcrest/SelfDescribing
While running junit test in eclipse I am getting this Exception :
17 Answers
17
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When to create a new app (with startapp) in Django?
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edited Jan 4 '16 at 20:34
kellyfj
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A circular reference was detected while serializing an object of type 'SubSonic.Schema .DatabaseColu
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It seems that there are circular references in your object hierarchy which is not supported by the JSON serializer. Do you need all the columns? You could pick up only the properties you need in the view:
return Json(new
{ ...