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The Concept of 'Hold space' and 'Pattern space' in sed
...y. Pithikos, grep will not suffice then.
– Aaron McDaid
Nov 28 '14 at 12:10
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Fast and responsive interactive charts/graphs: SVG, Canvas, other?
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These examples use D3's zoom behavior to implement zooming and panning. Aside from whether the circles are rendered in Canvas or SVG, the other major distinction is whether you use geometric or semantic zooming.
Geometric zooming means you apply a single transform to the entire viewport: when you ...
Timer & TimerTask versus Thread + sleep in Java
...loadCheckerTimer.scheduleAtFixedRate(
new TimerTask() {
public void run() { NewUploadServer.getInstance().checkAndUploadFiles(); }
}, 0, 60 * 1000);
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What is the function of the push / pop instructions used on registers in x86 assembly?
... is that those combinations of instructions are so frequent, that Intel decided to provide them for us.
The reason why those combinations are so frequent, is that they make it easy to save and restore the values of registers to memory temporarily so they don't get overwritten.
To understand the p...
How do you detect Credit card type based on number?
...Number. The first six digits of the PAN are taken from the IIN, or Issuer Identification Number, belonging to the issuing bank (IINs were previously known as BIN — Bank Identification Numbers — so you may see references to that terminology in some documents). These six digits are subject to an...
RegEx match open tags except XHTML self-contained tags
...living. HTML and regex go together like love, marriage, and ritual infanticide. The <center> cannot hold it is too late. The force of regex and HTML together in the same conceptual space will destroy your mind like so much watery putty. If you parse HTML with regex you are giving in to Them an...
What is the __del__ method, How to call it?
...y block or to a context manager in a with statement. However, there are valid use cases for __del__: e.g. if an object X references Y and also keeps a copy of Y reference in a global cache (cache['X -> Y'] = Y) then it would be polite for X.__del__ to also delete the cache entry.
If you know tha...
Equation (expression) parser with precedence?
... code like say, Aperture with GCC and they sell it without having to GPL said code).
Download Bison (or something equivalent, ANTLR, etc.).
There is usually some sample code that you can just run bison on and get your desired C code that demonstrates this four function calculator:
http://www.gnu....
What Does 'Then' Really Mean in CasperJS
...d navigationRequested. If any of those flags is true, then do nothing, go idle until a later time (setInterval style). If none of those flags is true, then the next step will get executed.
As of CasperJS 1.0.0-RC4, a flaw exists, where, under certain time-based circumstances, the "try to do next ...
What are the big improvements between guava and apache equivalent libraries?
We currently use apache collections, string utils, etc. I need to decide if we should switch from the apache foundations implementation.
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