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C# operator overload for `+=`?
I am trying to do operator overloads for += , but I can't. I can only make an operator overload for + .
10 Answers
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Compare object instances for equality by their attributes
...;>> x == y
True
Note that implementing __eq__ will automatically make instances of your class unhashable, which means they can't be stored in sets and dicts. If you're not modelling an immutable type (i.e. if the attributes foo and bar may change value within the lifetime of your object), th...
Is there a printf converter to print in binary format?
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Hacky but works for me:
#define BYTE_TO_BINARY_PATTERN "%c%c%c%c%c%c%c%c"
#define BYTE_TO_BINARY(byte) \
(byte & 0x80 ? '1' : '0'), \
(byte & 0x40 ? '1' : '0'), \
(byte & 0x20 ? '1' : '0'), \
(byte & 0x...
What's an appropriate HTTP status code to return by a REST API service for a validation failure?
...ailure in my Django / Piston based REST API application.
Having had a look at the HTTP Status Code Registry
I'm not convinced that this is an appropriate code for a validation failure, what do y'all recommend?
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Hibernate show real SQL [duplicate]
...abase (that is formatted similar to your example), you'll have to use some kind of jdbc driver proxy like P6Spy (or log4jdbc).
Alternatively you can enable logging of the following categories (using a log4j.properties file here):
log4j.logger.org.hibernate.SQL=DEBUG
log4j.logger.org.hibernate.type...
Java int to String - Integer.toString(i) vs new Integer(i).toString()
...imes java puzzles me.
I have a huge amount of int initializations to make.
11 Answers
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Is SonarQube Replacement for Checkstyle, PMD, FindBugs?
We are working on a web project from scratch and are looking at the following static code analysis tools.
8 Answers
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insert multiple rows via a php array into mysql
...mile long string and then executing it. I am using the CodeIgniter framework so its functions are also available to me.
12 ...
How to detect the current OS from Gradle
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Actually, I looked at the Gradle project, and this looks a little cleaner as it uses Ant's existing structure:
import org.apache.tools.ant.taskdefs.condition.Os
task checkWin() << {
if (Os.isFamily(Os.FAMILY_WINDOWS)) {
...
Representing and solving a maze given an image
...y by controlling sliders in Photoshop in Image -> Adjustments -> Black & White.
Convert image to binary by setting appropriate threshold in Photoshop in Image -> Adjustments -> Threshold.
Make sure threshold is selected right. Use the Magic Wand Tool with 0 tolerance, point sample, c...