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#ifdef replacement in the Swift language
...nd Linking in Xcode 8 Release note.
New build settings
New setting: SWIFT_ACTIVE_COMPILATION_CONDITIONS
“Active Compilation Conditions” is a new build setting for passing conditional compilation flags to the Swift compiler.
Previously, we had to declare your conditional compilation flags un...
Block Comments in Clojure
... A word of warning -- the (comment) macro expands to nil. Use #_ to comment a single form, or #_(comment ...) to comment multiple forms without inserting a nil.
– treat your mods well
Dec 18 '11 at 2:55
...
adding x and y axis labels in ggplot2
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How Pony (ORM) does its tricks?
...ntax tree)
Translation of Python AST into "abstract SQL" -- universal
list-based representation of a SQL query
Converting abstract SQL representation into specific
database-dependent SQL dialect
The most complex part is the second step, where Pony must
understand the "meaning" of Python expression...
What is the relative performance difference of if/else versus switch statement in Java?
...view a switch statement as follows:
switch (<condition>) {
case c_0: ...
case c_1: ...
...
case c_n: ...
default: ...
}
where c_0, c_1, ..., and c_N are integral numbers that are targets of the switch statement, and <condition> must resolve to an integer expression.
I...
Jackson enum Serializing and DeSerializer
...
Alternatively, if you prefer a self-contained solution, an implementation based on @JsonCreator and @JsonValue annotations would be more convenient.
So leveraging on the example by @Stanley the following is a complete self-contained solution (Java 6, Jackson 1.9):
public enum DeviceScheduleFormat...
Program only crashes as release build — how to debug?
...o a program. You can turn the debug heap off by using environment variable _NO_DEBUG_HEAP . You can specify this either in your computer properties, or in the Project Settings in Visual Studio. That might make the crash reproducible with the debugger attached.
More on debugging heap corruption her...
How do I enable EF migrations for multiple contexts to separate databases?
...Delete any existing .cs files in the Migrations folder
In SSMS, delete the __MigrationHistory system table.
Creating the initial migration:
In Package Manager Console:
Enable-Migrations -EnableAutomaticMigrations -ContextTypeName
NamespaceOfContext.ContextA -ProjectName ProjectContextIsInIfNotM...
Determine if string is in list in JavaScript
...
Here are the "real" goods: developer.mozilla.org/en/Core_JavaScript_1.5_Reference/…
– ErikE
Mar 12 '10 at 2:42
8
...
Assignment in an if statement
...g
public class Animal
{
}
public class Dog : Animal
{
private string _name;
public string Name
{
get { return _name; }
set
{
_name = value;
Console.WriteLine("Name is now " + _name);
}
}
}
public class Duck : Animal
{
pub...