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MVC Vs n-tier architecture
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96
N-tier architecture usually has each layer separated by the network. I.E. the presentation laye...
How can I download a specific Maven artifact in one command line?
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96
With the latest version (2.8) of the Maven Dependency Plugin, downloading an artifact from the ...
What does ~~ (“double tilde”) do in Javascript?
.... It does not round any numbers.
Math.trunc(13.37) // 13
Math.trunc(42.84) // 42
Math.trunc(0.123) // 0
Math.trunc(-0.123) // -0
Math.trunc("-1.123")// -1
Math.trunc(NaN) // NaN
Math.trunc("foo") // NaN
Math.trunc() // NaN
The polyfill:
function trunc(x) {
return x <...
Python Image Library fails with message “decoder JPEG not available” - PIL
...f that doesn't work, try one of the below, depending on whether you are on 64bit or 32bit Ubuntu.
For Ubuntu x64:
sudo ln -s /usr/lib/x86_64-linux-gnu/libjpeg.so /usr/lib
sudo ln -s /usr/lib/x86_64-linux-gnu/libfreetype.so /usr/lib
sudo ln -s /usr/lib/x86_64-linux-gnu/libz.so /usr/lib
Or for Ubu...
Content Security Policy “data” not working for base64 Images in Chrome 28
...ying to set a CSP header with the meta http-equiv header. I included a base64 image and I'm trying to make Chrome load the image.
...
How to auto-remove trailing whitespace in Eclipse?
...nes or ignoring empty lines - really annoying.
– Thor84no
Feb 12 '14 at 13:06
|
show 2 more comments
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Breakpoint on property change
...serve(myObj, func);
myObj.a = 42;
Object.unobserve(myObj, func);
myObj.a = 84;
Note that when using Object.observe, you'll not be notified when the assignment didn't change anything, e.g. if you've written myObj.a = 1.
To see the call stack, you need to enable "async call stack" option in Dev Too...
What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++?
...3: (106) Invalid instruction 0x00dd
printf crashes. "O_O"
gcc 4.4@x86_64-suse-linux
We like to think that:
..05 int has the size of pointers
but 'sizeof(int)==sizeof(void*)' is false.
..08 overshifting is okay
but '(1<<bits_per_int)==0' is false.
..09a minus shifts backwards
but '(t=-1,(...
How to set button click effect in Android?
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84
Create your AlphaAnimation Object that decides how much will be the fading effect of the button...
Different floating point result with optimization enabled - compiler bug?
...ssors use 80-bit extended precision internally, whereas double is normally 64-bit wide. Different optimization levels affect how often floating point values from CPU get saved into memory and thus rounded from 80-bit precision to 64-bit precision.
Use the -ffloat-store gcc option to get the same fl...