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Scroll to a div using jquery
...value where the scrollbar should scroll to.
Example:
$(window).scrollTop(200);
will scroll the window (if there is enough content in it).
So you can get this desired value with .offset() or .position().
Example:
$(window).scrollTop($('#contact').offset().top);
This should scroll the #conta...
What to do about a 11000 lines C++ source file?
So we have this huge (is 11000 lines huge?) mainmodule.cpp source file in our project and every time I have to touch it I cringe.
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How to count TRUE values in a logical vector
...sum(z). length(z[z==TRUE]) is about 10x slower and table(z)[TRUE] is about 200x slower than sum(z).
Summing up, sum(z) is the fastest to type and to execute.
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How to build for armv6 and armv7 architectures with iOS 5
...ew.center.x;
p.y=myView.center.y;
// now p=(160,100)
p.y+=100;
// now p =(200,200) (what the heck?)
Maybe I'm have some memory corruption, however, on the armv7 compiler and on iOSSDK < 5.0 it behaves as expected.
Best regards
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Creating an array of objects in Java
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I had this confusion too, since I am from C++ background I always assumed that like in C++ Java's new keyword also calls the constructor and allocates the I memory. I guess in Java new only creates the references not the actual object as compared to C++. Thanks for a...
Linux command (like cat) to read a specified quantity of characters
...ytes. For example, to get the second 100 bytes from a file, read the first 200 with head and use tail to get the last 100:
head -c 200 file | tail -c 100
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C++, Free-Store vs Heap
...he word "heap" in the context of dynamic allocation is used neither by the C++ standard nor C99 (I don't have C89 to which C++ refers, feel free to correct me if it uses the word). I couldn't find the date the GotW in question was published, but since it talks about the draft, it's obviously pre-sta...
input type=file show only button
... border: solid transparent;
border-width: 0 0 100px 200px;
opacity: 0.0;
filter: alpha(opacity=0);
-o-transform: translate(250px, -50px) scale(1);
-moz-transform: translate(-300px, 0) scale(4);
direction: ltr;
...
Add Text on Image using PIL
...')
img_draw = ImageDraw.Draw(blank_image)
img_draw.rectangle((70, 50, 270, 200), outline='red', fill='blue')
img_draw.text((70, 250), 'Hello World', fill='green')
blank_image.save('drawn_image.jpg')
we create an Image object with the new() method. This returns an Image object with no loaded image....
Inheriting from a template class in c++
Let's say we have a template class Area , which has a member variable T area , a T getArea() and a void setArea(T) member functions.
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