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How do I right align controls in a StatusStrip?
...o 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.
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Most efficient way to increment a Map value in Java
...ood answers to this question--thanks folks--so I decided to run some tests and figure out which method is actually fastest. The five methods I tested are these:
the "ContainsKey" method that I presented in the question
the "TestForNull" method suggested by Aleksandar Dimitrov
the "AtomicLong" meth...
What is the difference between #import and #include in Objective-C?
What are the differences between #import and #include in Objective-C and are there times where you should use one over the other? Is one deprecated?
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When should you use a class vs a struct in C++?
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Differences between a class and a struct in C++ are that structs have default public members and bases and classes have default private members and bases. Both classes and structs can have a mixture of public, protected and private members, can use inhe...
MySQL Insert into multiple tables? (Database normalization?)
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No, you can't insert into multiple tables in one MySQL command. You can however use transactions.
BEGIN;
INSERT INTO users (username, password)
VALUES('test', 'test');
INSERT INTO profiles (userid, bio, homepage)
VALUES(LAST_INSERT_ID(),'Hello world!', 'http://www.stackoverflow...
How can I programmatically get the MAC address of an iphone
How to programmatically get an iPhone's MAC address and IP address?
12 Answers
12
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In Scala, what exactly does 'val a: A = _' (underscore) mean?
...default value of the type A. For example, the default value of an Int is 0 and the default value of a reference type is null.
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MySQL: Can't create table (errno: 150)
I am trying to import a .sql file and its failing on creating tables.
34 Answers
34
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How do I create delegates in Objective-C?
I know how delegates work, and I know how I can use them.
19 Answers
19
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In Postgresql, force unique on combination of two columns
...l1, col2)
)
autoincrement is not postgresql. You want a serial.
If col1 and col2 make a unique and can't be null then they make a good primary key:
CREATE TABLE someTable (
col1 int NOT NULL,
col2 int NOT NULL,
primary key (col1, col2)
)
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