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Correct owner/group/permissions for Apache 2 site files/folders under Mac OS X?
...ctor :
2) By alt/option clicking on the [+] sign add the _www group and set it's permission to read-only :
Thus consider (good practice) not storing personnal information at the root of your user home folder (& hard disk) !
You may skip this step if the **everyone** group has **read-only*...
Set Background color programmatically [duplicate]
I try to set background color programmatically but when I set every one of my colors, the background being black but with any color background being white like the application theme.
...
Error Code: 1005. Can't create table '…' (errno: 150)
...er, you can specify the table type.
You have specified a cascade ON DELETE SET NULL, but the relevant key field is set to NOT NULL. You can fix this by either changing your cascade or setting the field to allow NULL values.
Make sure that the Charset and Collate options are the same both at the tab...
How to execute a java .class from the command line
...va
Echo.class
Then any of this may work:
java -cp . Echo "hello"
or
SET CLASSPATH=%CLASSPATH;.
java Echo "hello"
And later as Fredrik points out you'll get another error message like.
Exception in thread "main" java.lang.NoSuchMethodError: main
When that happens, go and read his a...
What does the caret operator (^) in Python do?
... implementation. Common use cases in Python are:
Symmetric Difference of sets (all elements present in exactly one of two sets)
Demo:
>>> a = {1, 2, 3}
>>> b = {1, 4, 5}
>>> a^b
{2, 3, 4, 5}
>>> a.symmetric_difference(b)
{2, 3, 4, 5}
Bitwise Non-Equal for ...
Maven is not working in Java 8 when Javadoc tags are incomplete
...ill be crashing. You should create a profile activated by the 1.8 jdk that sets a global property.
– Max Nad
Sep 11 '15 at 19:35
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IntelliJ beginning of file keyboard shortcut
...tries for "Move Caret to Text Start" and "Move Caret to Text End". If you set those to Command+UpArrow and Command+DownArrow, it'll work like a normal text editor. I have no idea why that isn't the default in Intellij instead of the seemingly pointless "scroll one line" feature.
...
public static const in TypeScript
...SHELF_NONE;
console.log(x);
If you run it, you'll see how the attempt to set the BOOK_SHELF_NONE property to a new value doesn't work.
2.0
In TypeScript 2.0, you can use readonly to achieve very similar results:
export class Library {
public static readonly BOOK_SHELF_NONE = "None";
pu...
Can you build dynamic libraries for iOS and load them at runtime?
...dynamic;
Now, open the project with Xcode, go to Project->Edit Project Settings
2. “Installation Directory” set to @executable_path/ because I plan to put the dylib in the same directory as the app’s executable.
3. “Mach-O Type” set to Dynamic Library
4. “Executable Extension” s...
How to print the full NumPy array, without truncation?
...
Use numpy.set_printoptions:
import sys
import numpy
numpy.set_printoptions(threshold=sys.maxsize)
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