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MySQL - length() vs char_length()
What's the main difference between length() and char_length() ?
2 Answers
2
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How do I compare two strings in Perl?
...fied by the current locale if a legacy use locale (but not use locale ':not_characters') is in effect. See perllocale. Do not mix these with Unicode, only with legacy binary encodings. The standard Unicode::Collate and Unicode::Collate::Locale modules offer much more powerful solutions to collation ...
Capturing touches on a subview outside the frame of its superview using hitTest:withEvent:
...esult;
}
}
return nil;
}
SWIFT 3
override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
if clipsToBounds || isHidden || alpha == 0 {
return nil
}
for subview in subviews.reversed() {
let subPoint = subview.convert(point, from: ...
How to Animate Addition or Removal of Android ListView Rows
...imation anim = AnimationUtils.loadAnimation(
GoTransitApp.this, android.R.anim.slide_out_right
);
anim.setDuration(500);
listView.getChildAt(index).startAnimation(anim );
new Handler().postDelayed(new Runnable() {
public void run() {
FavouritesMan...
Setting default value for TypeScript object passed as argument
...myParamsObject;
//Compiles to:
var firstName = myParamsObject.firstName,
_a = myParamsObject.lastName,
lastName = _a === void 0 ? 'Smith' : _a;
Writing an interface, type or class for the parameter object improves legibility.
type FullName = {
firstName: string;
/** @default 'S...
Favorite Visual Studio keyboard shortcuts [closed]
...Tab is a bit funny in VS for some reason - it doesn't just cycle like most apps.
– Lucas Jones
Jul 1 '09 at 21:28
6
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Checking if a double (or float) is NaN in C++
...d portable solution. You can even test for -ffast-math by testing for the __FAST_MATH__ macro and switch to a different implementation in that case (e.g. use unions and bit twiddling).
– Adam Rosenfield
Mar 27 '11 at 23:45
...
socket.shutdown vs socket.close
...t is no longer required,
the calling program can discard the
socket by applying a close subroutine
to the socket descriptor. If a
reliable delivery socket has data
associated with it when a close takes
place, the system continues to attempt
data transfer. However, if the data is
stil...
When splitting an empty string in Python, why does split() return an empty list while split('\n') re
...
The current API is not without advantages. Consider strings such as:
ps_aux_header = "USER PID %CPU %MEM VSZ"
patient_header = "name,age,height,weight"
When asked to break these strings into fields,
people tend to describe both using the same English word, "split".
When as...
Python circular importing?
...if you set them up correctly.
The easiest way to do so is to use import my_module syntax, rather than from my_module import some_object. The former will almost always work, even if my_module included imports us back. The latter only works if my_object is already defined in my_module, which in a cir...