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What is the __del__ method, How to call it?
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Why can't I use float value as a template parameter?
...ffectively this is similar to a trait as it parameterizes the class with a set of floats.
class MyParameters{
public:
static constexpr float Kd =1.0f;
static constexpr float Ki =1.0f;
static constexpr float Kp =1.0f;
};
and then create a template taking the class type ...
How to sort git tags by version string order of form rc-X.Y.Z.W?
...d a new modifier to the formatting language, "strip", to remove a specific set of prefix components.
This fixes "git tag", and lets users invoke the same behavior from their own custom formats (for "tag" or "for-each-ref") while leaving ":short" with its same consistent meaning in all places.
...
Learning assembly [closed]
...mbler, this one is strictly for you. The goal is to learn the instruction set. Whether I am learning assembler on a new platform, remembering assembler for a platform I once knew.
Start with only a few lines of code, adding registers for example, and ping pong-ing between disassembling the binary ...
C++ convert hex string to signed integer
...ed one don't deal well with hex strings. The above solution which manually sets the input stream to hex will handle it just fine.
Boost has some stuff to do this as well, which has some nice error checking capabilities as well. You can use it like this:
try {
unsigned int x = lexical_cast<i...
Unioning two tables with different number of columns
...
Normally you need to have the same number of columns when you're using set based operators so Kangkan's answer is correct.
SAS SQL has specific operator to handle that scenario:
SAS(R) 9.3 SQL Procedure User's Guide
CORRESPONDING (CORR) Keyword
The CORRESPONDING keyword is used only when a set ...
Gradle store on local file system
.../.gradle on Unix-OS based and %userprofile%.\gradle on Windows.
But if you set this variable, the cache directory would be located from this path.
And whatever the case, you should dig into caches\modules-2\files-2.1 to find the dependencies.
...
Addition for BigDecimal
...
//you can do in this way...as BigDecimal is immutable so cant set values except in constructor
BigDecimal test = BigDecimal.ZERO;
BigDecimal result = test.add(new BigDecimal(30));
System.out.println(result);
result would be 30
...
What is the purpose of .PHONY in a Makefile?
...ver your target is. That is to say, if you have a 'cleanup:' label that is set phony, and the your install label is defined with cleanup as a prerequisite - i.e. 'install: cleanup', cleanup will always be run when the Makefile attempts to build 'install'. This is useful for steps you always want tak...
Transitioning from Windows Forms to WPF
...ew in particular that may help you out:
Understanding the change in mindset when switching from WinForms to WPF
What is this "DataContext" you speak of?
A Simple MVVM Example
To summarize, the biggest difference between Winforms and WPF is that in WPF your data layer (the DataContext) is your ...