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Get current AUTO_INCREMENT value for any table
... END AS "MAX_VALUE"
FROM
INFORMATION_SCHEMA.COLUMNS
WHERE EXTRA LIKE '%auto_increment%'
) c
JOIN INFORMATION_SCHEMA.TABLES t ON (t.TABLE_SCHEMA = c.TABLE_SCHEMA AND t.TABLE_NAME = c.TABLE_NAME)
WHERE
c.TABLE_SCHEMA = 'YOUR_SCHEMA'
ORDER BY
`Usage (%)` DESC;
...
Factory pattern in C#: How to ensure an object instance can only be created by a factory class?
...work, and make the constructor private?
public BusinessClass
{
public string MyProperty { get; private set; }
private BusinessClass()
{
}
private BusinessClass(string myProperty)
{
MyProperty = myProperty;
}
public static BusinessClass CreateObject(string ...
belongs_to through associations
...
# ------- Helpers -------
def question
answer.question
end
# extra sugar
def question_id
answer.question_id
end
end
This approach is pretty simple, but comes with tradeoffs. It requires Rails to load answer from the db, and then question. This can be optimized later by eage...
Ubuntu running `pip install` gives error 'The following required packages can not be built: * freety
... search for packages on Ubuntu/Debian based systems:
apt-cache search <string>
e.g:
apt-cache search freetype | grep dev
Redhat/CentOS/Fedora:
yum -y install freetype-devel
To search for packages on Redhat/CentOS/Fedora based systems:
yum search <string>
e.g:
yum search fr...
How do you reverse a string in place in C or C++?
How do you reverse a string in C or C++ without requiring a separate buffer to hold the reversed string?
30 Answers
...
how to use python to execute a curl command
...o see this, the reason why that was happening to me is that I was giving a string as my payload instead of a dictionary object.
– tricknology
Apr 24 '15 at 22:37
1
...
How to detect total available/free disk space on the iPhone/iPad device?
...nt, I already have enough warnings to deal with using NSInteger and format strings! 64 bits will be enough bits for sure in my lifetime and yours.
– David H
Mar 3 '14 at 14:19
...
What is the most elegant way to remove a path from the $PATH variable in Bash?
...ultiple elements: in the first case, it adds the current dir (as the empty string; a potential security hole), in the second case it adds ` ` as a path element.
– Fred Foo
Mar 13 '11 at 17:26
...
@selector() in Swift?
...ed in the ObjC runtime). In that case, you can construct a Selector from a string: e.g. Selector("dynamicMethod:") — though you lose the compiler's validity checking. When you do that, you need to follow ObjC naming rules, including colons (:) for each parameter.
Selector availability: The method ...
How do I right align controls in a StatusStrip?
...lStripLabel to pseudo right align controls by setting the Text property to string.Empty and setting the Spring property to true. This will cause it to fill all of the available space and push all the controls to the right of the ToolStripLabel over.
...