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What is the best place for storing uploaded images, SQL database or disk file system? [closed]
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please add a few more notes on security/preventing files from destroying your web site
– Andrew
Jan 26 '17 at 17:43
1
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Android ADB device offline, can't issue commands
... me, this version was not displayed in my SDK Manager, so I pulled it down from http://dl.google.com/android/repository/platform-tools_r16.0.1-windows.zip directly.
You then need to rename the platform-tools directory and unzip it to android-sdk-windows/platform-tools. Using the SDK Manager, I had ...
SQL (MySQL) vs NoSQL (CouchDB) [closed]
...
Here's a quote from a recent blog post from Dare Obasanjo.
SQL databases are like automatic
transmission and NoSQL databases are
like manual transmission. Once you
switch to NoSQL, you become
responsible for a lot of work that t...
How do I fix PyDev “Undefined variable from import” errors?
... -> Editor -> Code Analysis -> Undefined -> Undefined Variable From Import -> Ignore
And that's that.
It may also be,
Window -> Preferences -> PyDev -> Editor -> Code Analysis -> Imports -> Import not found -> Ignore
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File is universal (three slices), but it does not contain a(n) ARMv7-s slice error for static librar
... case, use menu Project -> Build Settings -> remove the architecture from "valid architectures".
You can use this as a temporary solution until the library has been updated. You have to remove the architecture from your main project, not from the library.
Alternatively, you can set the flag ...
Mediator Vs Observer Object-Oriented Design Patterns
...t of objects interact. Mediator promotes loose coupling by keeping objects from referring to each other explicitly, and it lets you vary their interaction independently.
Source: dofactory
Example:
The observer pattern:
Class A, can have zero or more observers of type O registered with it. When s...
How to clear APC cache entries?
...ctually work? In my experience, I found that APC CLI was totally separate from apache's APC cache -- and rightfully so, since any CLI process runs in a completely separate process from Apache.
– Frank Farmer
May 26 '09 at 18:59
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Fast permutation -> number -> permutation mapping algorithms
...se of the number and k the index of the digit. (I will always count digits from the right and starting at index 0 for the rightmost digit. Likewise when I talk about the 'first' digit I mean the rightmost.)
The reason why the weights for digits follow this pattern is that the highest number that ca...
How does this CSS produce a circle?
...border. If you set border-radius to 50 pixels then it would take 25 pixels from one side and 25 pixels from another side.
And taking 25 pixels from each side it would produce like this:
div{
width: 0px;
height: 0px;
border: 180px solid red;
border-radius: 0 50px 0 0;
}
Now se...
Why doesn't Java allow overriding of static methods?
...ces where there is one. In Java this happens when calling a static method from an object (obj.staticMethod()) -- which is allowed and uses the compile-time types. When the static call is in a non-static method of a class, the "current" object could be a derived type of the class -- but static meth...