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Disable browsers vertical and horizontal scrollbars
Is it possible to disable the browsers vertical and horizontal scrollbars using jQuery or javascript?
11 Answers
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Case-insensitive search in Rails model
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You'll probably have to be more verbose here
name = "Blue Jeans"
model = Product.where('lower(name) = ?', name.downcase).first
model ||= Product.create(:name => name)
shar...
Text inset for UITextField?
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Overriding -textRectForBounds: will only change the inset of the placeholder text. To change the inset of the editable text, you need to also override -editingRectForBounds:
// placeholder position
- (CGRect)textRectForBounds:(CGRect)bounds {
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How to calculate a logistic sigmoid function in Python?
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This should do it:
import math
def sigmoid(x):
return 1 / (1 + math.exp(-x))
And now you can test it by calling:
>>> sigmoid(0.458)
0.61253961344091512
Update: Note that the above was mainly intended as a straight one-to-one trans...
What happened to “HelveticaNeue-Italic” on iOS 7.0.3
... developer preview of iOS 7.1. Here is code (provided by Apple in the dev forums) to workaround the issue:
#import <CoreText/CoreText.h>
CGFloat size = 14;
UIFont *font = [UIFont fontWithName:@"HelveticaNeue-Italic" size:size];
if (font == nil && ([UIFontDescriptor class] != nil)) {
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Conveniently Declaring Compile-Time Strings in C++
...what it can do:
int
main()
{
constexpr str_const my_string = "Hello, world!";
static_assert(my_string.size() == 13, "");
static_assert(my_string[4] == 'o', "");
constexpr str_const my_other_string = my_string;
static_assert(my_string == my_other_string, "");
constexpr str_co...
Request failed: unacceptable content-type: text/html using AFNetworking 2.0
I'm trying out the new version 2.0 of AFNetworking and I'm getting the error above. Any idea why this is happening? Here's my code:
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Disable Laravel's Eloquent timestamps
...lds to all of our tables as we have a logging class that does all this in more depth for us already.
10 Answers
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Default parameters with C++ constructors [closed]
Is it good practice to have a class constructor that uses default parameters, or should I use separate overloaded constructors? For example:
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Do I need quotes for strings in YAML?
I am trying to write a YAML dictionary for internationalisation of a Rails project. I am a little confused though, as in some files I see strings in double-quotes and in some without. A few points to consider:
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