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WAMP/XAMPP is responding very slow over localhost
...rameters, expand New, and select DWORD (32-bit) Value
Enter DisabledComponents into the Name field
Double click on the new DisabledComponents value, enter ffffffff into the Value data dialog box, and click the OK button
Confirm the new registry value contains the required data.
Change y...
Mutex example / tutorial? [closed]
...world: (a color coded version on my blog too)
A lot of people run to a lone phone booth (they don't have mobile phones) to talk to their loved ones. The first person to catch the door-handle of the booth, is the one who is allowed to use the phone. He has to keep holding on to the handle of the d...
RESTfully design /login or /register resources?
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One thing sticks out in particular as not REST-ful: the use of a GET request for logging out.
(from http://en.wikipedia.org/wiki/Hypertext_Transfer_Protocol#Safe_methods)
Some methods (for example, HEAD, GET, OPTIONS and TRA...
Why is there “data” and “newtype” in Haskell? [duplicate]
...ition is just a data definition that obeys some restrictions (e.g., only one constructor), and that due to these restrictions the runtime system can handle newtype s more efficiently. And the handling of pattern matching for undefined values is slightly different.
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How to continue a Docker container which has exited
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to brief as one line: docker start `docker ps -q -l` && docker attach `docker ps -q -l`
– Daniel YC Lin
Feb 21 '14 at 8:24
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Hidden Features of MySQL
...threads_created do not grow very quickly.
PRIMARY KEY:
There can be only one AUTO_INCREMENT column per table, it must be indexed, and it cannot have a DEFAULT value
KEY is normally a synonym for INDEX. The key attribute PRIMARY KEY can also be specified as just KEY when given in a column definiti...
What is in your Mathematica tool bag? [closed]
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I've mentioned this before, but the tool I find most useful is an application of Reap and Sow which mimics/extends the behavior of GatherBy:
SelectEquivalents[x_List,f_:Identity, g_:Identity, h_:(#2&)]:=
Reap[Sow[g[#],{f[#]}]&a...
Use grep to report back only line numbers
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@jondim it only shows the filename if there is more than one file being searched; you need to add -H to force it to show the filename when there is only one file. Conversely, you can always use -h to tell it not to output the filename no matter how many files you're grepping.
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How to convert object array to string array in Java
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Hrm. I couldn't get this one to work, where the long-form example in the original question does work. It throws java.lang.ArrayStoreException. I'm getting the object array from the toArray method on a generic ArrayList containing my custom type. Is t...
Which is more preferable to use: lambda functions or nested functions ('def')?
... a def, just to be more readable. If the function is more complex than the ones at operator module, a def is probably better.
So, real world good lambda use cases are very rare.
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