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Repeater, ListView, DataList, DataGrid, GridView … Which to choose?
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ReadOnlyCollection or IEnumerable for exposing member collections?
...lection?
It depends on how much you trust the calling code. If you're in complete control over everything that will ever call this member and you guarantee that no code will ever use:
ICollection<Foo> evil = (ICollection<Foo>) bar.Foos;
evil.Add(...);
then sure, no harm will be done...
What Content-Type value should I send for my XML sitemap?
...ta over the internet.
So in your case just pick one of the two types (I recommend application/xml) and make sure to specify the used character encoding properly (I recommend to use the respective default character encoding to play safe, so in case of application/xml use UTF-8 or UTF-16).
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CSS display:table-row does not expand when width is set to 100%
... means the markup/CSS in question does in fact not work as expected, so my comment above was wrong ;))
– user123444555621
Feb 9 '12 at 10:39
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node.js child process - difference between spawn & fork
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Spawn is a command designed to run system commands. When you run spawn, you send it a system command that will be run on its own process, but does not execute any further code within your node process. You can add listeners for the pr...
What does f+++++++++ mean in rsync logs?
...ts time. (Note: when using an rsync 3.0.0 client, you might see the s flag combined with t instead of the proper T flag for this time-setting failure.)
A p means the permissions are different and are being updated to the sender’s value (requires --perms).
An o means the owner is different and is b...
NullPointerException accessing views in onCreate()
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10
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PostgreSQL return result set as JSON array?
...an array and then convert them:
SELECT to_jsonb(array_agg(t)) FROM t
or combine json_agg with a cast:
SELECT json_agg(t)::jsonb FROM t
My testing suggests that aggregating them into an array first is a little faster. I suspect that this is because the cast has to parse the entire JSON result.
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How is set() implemented?
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@ClaudiuCreanga this is an old comment, but just to clarify: big-O notation tells you upper bounds on the growth rate of things, but you can upper bound the growth of average case performance and you can separately upper bound the growth of worst case perf...
Propagate all arguments in a bash shell script
...me Is it possible to have shell script that can see the true original command line complete with quotes or escaped strings?
– Mark Edington
Nov 24 '13 at 1:33
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