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Why are preprocessor macros evil and what are the alternatives?
...ly becomes completely the wrong thing....
Replacement: real functions.
3) Macros have no namespace
If we have a macro:
#define begin() x = 0
and we have some code in C++ that uses begin:
std::vector<int> v;
... stuff is loaded into v ...
for (std::vector<int>::iterator it = m...
How does the const constructor actually work?
...s with different canonicalized values (because signatures differ):
var foo3 = const Foo(1, 2); // $Foo$int$1$int$2
var foo4 = const Foo(1, 3); // $Foo$int$1$int$3
var baz1 = const Baz(const Foo(1, 1), "hello"); // $Baz$Foo$int$1$int$1$String$hello
var baz2 = const Baz(const Foo(1, 1), "hello"); //...
Ruby on Rails: how to render a string as HTML?
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332
UPDATE
For security reason, it is recommended to use sanitize instead of html_safe. Link
W...
DateTime2 vs DateTime in SQL Server
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edited Jul 13 '18 at 19:20
Evan Carroll
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Global access to Rake DSL methods is deprecated
I am working through the Ruby on Rails 3 tutorial book and typed the following on the command line:
5 Answers
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alternatives to REPLACE on a text or ntext datatype
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answered Dec 3 '10 at 1:23
p.campbellp.campbell
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Syntax for if/else condition in SCSS mixin
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3 Answers
3
Active
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Read specific columns from a csv file with csv module?
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answered May 12 '13 at 3:06
Ryan SaxeRyan Saxe
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What should main() return in C and C++?
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edited Nov 23 '19 at 9:21
Community♦
111 silver badge
answered Oct 15 '08 at 12:16
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Android phone orientation overview including compass
...nR = new float[16];
float[] I = new float[16];
float[] gravity = new float[3];
float[] geomag = new float[3];
float[] orientVals = new float[3];
double azimuth = 0;
double pitch = 0;
double roll = 0;
public void onSensorChanged(SensorEvent sensorEvent) {
// If the sensor data is unreliable ret...