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C++: How to round a double to an int? [duplicate]
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add 0.5 before casting (if x > 0) or subtract 0.5 (if x < 0), because the compiler will always truncate.
float x = 55; // stored as 54.999999...
x = x + 0.5 - (x<0); // x is now 55.499999...
int y = (int)x; // truncated...
How do I properly compare strings in C?
...ngs using != or ==, you need to use strcmp:
while (strcmp(check,input) != 0)
The reason for this is because != and == will only compare the base addresses of those strings. Not the contents of the strings themselves.
shar...
How to set enum to null
...e for enums that cannot be null by having the FIRST value in the enum (aka 0) be the default value. For example in a case of color None.
public Color myColor = Color.None;
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improve this ans...
Does uninstalling a package with “pip” also remove the dependent packages?
...ze # all the packages here are dependencies of specloud package
figleaf==0.6.1
nose==1.1.2
pinocchio==0.3
specloud==0.4.5
$ pip uninstall specloud
$ pip freeze
figleaf==0.6.1
nose==1.1.2
pinocchio==0.3
As you can see those packages are dependencies from specloud and they're still there, but no...
How can I pad an integer with zeros on the left?
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Use java.lang.String.format(String,Object...) like this:
String.format("%05d", yournumber);
for zero-padding with a length of 5. For hexadecimal output replace the d with an x as in "%05x".
The full formatting options are documented as part of java.util.Formatter.
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What is the order of precedence for CSS?
... TylerH
18.1k1212 gold badges6161 silver badges8080 bronze badges
answered Aug 3 '14 at 14:49
Lorenz MeyerLorenz Meyer
16.7k20...
Android dex gives a BufferOverflowException when building
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230
No need to downgrade the build tools back to 18.1.11, this issue is fixed with build tools 19.0....
Using Custom Domains With IIS Express
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+500
This is what worked for me (Updated for VS 2013, see revision history for 2010, for VS 2015 see this: https://stackoverflow.com/a/327...
getMonth in javascript gives previous month
I am using a datepicker which gives a date in the format Sun Jul 7 00:00:00 EDT 2013.
Even though the month says July, if I do a getMonth, it gives me the previous month.
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Is it possible to use raw SQL within a Spring Repository
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– Jacob van Lingen
Jan 6 '17 at 9:20
nativeQuery = true saved me from IllegalArgumentException
–...