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How do I read an attribute on a class at runtime?
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Overly complicated. There's no need to use lambda to select the attribute value. If you enough to write the lambda, you know enough to just access the field.
– Darrel Lee
Apr 14 '15 at 22:01
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Amazon EC2, mysql aborting start because InnoDB: mmap (x bytes) failed; errno 12
...:
$ swapon -s
$ free -k
$ swapoff -a
$ swapon -a
References:
http://www.thegeekstuff.com/2010/08/how-to-add-swap-space/
http://cloudstory.in/2012/02/getting-the-best-out-of-amazon-ec2-micro-instances/
http://cloudstory.in/2012/02/adding-swap-space-to-amazon-ec2-linux-micro-instance-to-increas...
How can I tell if my server is serving GZipped content?
... suggest using -L flag for curl too to follow all redirects, e.g. from non-www to www. otherwise result of size_download may be wrong
– vladkras
Nov 21 '16 at 10:12
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How to pass “Null” (a real surname!) to a SOAP web service in ActionScript 3
...inal fiddle, returns an empty XML element. But why?
Cause
According to commenter Justin Mclean on bug report FLEX-33664, the following is the culprit (see last two tests in my fiddle which verify this):
var thisIsNotNull:XML = <root>null</root>;
if(thisIsNotNull == null){
// alw...
How do I target only Internet Explorer 10 for certain situations like Internet Explorer-specific CSS
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Worked out quite fine for me. But surely no replacement for conditional comments!
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ASP.NET: Session.SessionID changes between requests
...n my case I figured out that the session cookie had a domain that included www. prefix, while I was requesting page with no www..
Adding www. to the URL immediately fixed the problem. Later I changed cookie's domain to be set to .mysite.com instead of www.mysite.com.
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SQL exclude a column using SELECT * [except columnA] FROM tableA?
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How to get result of console.trace() as string in javascript with chrome or firefox?
...source)
at Object.evaluate (unknown source)
and in Firefox:
@http://www.google.com.ua/:87 _firebugInjectedEvaluate("with(_FirebugCommandLine){try { var a = {}; a.debug() } catch(ex) {console.log(ex.stack)}\n};")
@http://www.google.com.ua/:87 _firebugEvalEvent([object Event])
@http://www.googl...
How do I check if an object has a specific property in JavaScript?
...roperty check to typeof this[property] or, even worse, x.key will give you completely misleading results.
It depends on what you're looking for. If you want to know if an object physically contains a property (and it is not coming from somewhere up on the prototype chain) then object.hasOwnProperty...
How can I download HTML source in C#
...e, now I post the solution for all!
problem:
if you use an url like this: www.somesite.it/?p=1500 in some case you get an internal server error (500),
although in web browser this www.somesite.it/?p=1500 perfectly work.
solution:
you have to move out parameters, working code is:
using System.Net;...