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What should go into an .h file?
...Things like class declarations, function prototypes, and enumerations typically go in header files. In a word, "definitions".
Code files (.cpp) are designed to provide the implementation information that only needs to be known in one file. In general, function bodies, and internal variables that sh...
What does Class mean in Java?
... when you use it with Class. Both lines work and compile:
Class anyType = String.class;
Class <?> theUnknownType = String.class;
But - if we start using it with collections, then we see strange compiletime errors:
List<?> list = new ArrayList<Object>(); // ArrayList<?> i...
Printing tuple with string formatting in Python
So, i have this problem.
I got tuple (1,2,3) which i should print with string formatting.
eg.
14 Answers
...
Why aren't Java Collections remove methods generic?
...h is predicates. Consider the following sample:
class Person {
public String name;
// override equals()
}
class Employee extends Person {
public String company;
// override equals()
}
class Developer extends Employee {
public int yearsOfExperience;
// override equals()
}
cl...
How to search and replace text in a file?
...('file.txt', 'r') as file :
filedata = file.read()
# Replace the target string
filedata = filedata.replace('ram', 'abcd')
# Write the file out again
with open('file.txt', 'w') as file:
file.write(filedata)
Unless you've got a massive file to work with which is too big to load into memory in ...
Is there any way to hide “-” (Delete) button while editing UITableView
... equivalent to accepted answer with just the needed funcs:
func tableView(_ tableView: UITableView, shouldIndentWhileEditingRowAt indexPath: IndexPath) -> Bool {
return false
}
func tableView(_ tableView: UITableView, editingStyleForRowAt indexPath: IndexPath) -> UITableViewCellEditingSt...
Convert HTML to PDF in .NET
... nuget package.
Use Example Method.
public static Byte[] PdfSharpConvert(String html)
{
Byte[] res = null;
using (MemoryStream ms = new MemoryStream())
{
var pdf = TheArtOfDev.HtmlRenderer.PdfSharp.PdfGenerator.GeneratePdf(html, PdfSharp.PageSize.A4);
pdf.Save(ms);
...
How to specify function types for void (not Void) methods in Java8?
...could simply create a consumer for that with a lambda expression:
List<String> allJedi = asList("Luke","Obiwan","Quigon");
allJedi.forEach( jedi -> System.out.println(jedi) );
You can see above that in this case, the lambda expression receives a parameter and has no return value.
Now, i...
How to put more than 1000 values into an Oracle IN clause [duplicate]
...
Personally I'd put the values into the temp table and use a JOIN to query the values. I don't know whether that's actually better performance or not, though.
– Neil Barnwell
Dec 30 '08 at 14:...
How to get a Color from hexadecimal Color String
I'd like to use a color from an hexa string such as "#FFFF0000" to (say) change the background color of a Layout.
Color.HSVToColor looks like a winner but it takes a float[] as a parameter.
...