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Capturing mobile phone traffic on Wireshark
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What if I want to do the opposite? Use my usb-connected smartphone to capture my PC's packets? Basically run a wireshark-like software on my Android phone
– dominicbri7
Oct 17 '17 at 8:37
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How do I delete an Azure storage account containing a leased blob?
...thentication ran the following commands:
azure storage account delete <my-account>
This fails, and the error message contains the name of culprit, e.g.:
error: Storage account <my-account> has some active image(s) and/or disk(s), e.g. <my-image>. Ensure these image(s) and/or ...
Which is faster: while(1) or while(2)?
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while(4.3 * 3e4 >= 2 << 6) {}
while(-0.1 + 02) {}
And even to my amazement:
#include<math.h>
while(sqrt(7)) {}
while(hypot(3,4)) {}
Things get a little more interesting with user-defined functions:
int x(void) {
return 1;
}
while(x()) {}
#include<math.h>
double x(...
Has anyone actually implemented a Fibonacci-Heap efficiently?
...acci_heap.hpp. This file has apparently been in pending/ for years and by my projections will never be accepted. Also, there have been bugs in that implementation, which were fixed by my acquaintance and all-around cool guy Aaron Windsor. Unfortunately, most of the versions of that file that I co...
How to change the pop-up position of the jQuery DatePicker control
... I used a similar approach--I took your idea of using beforeShow, but my beforeShow function uses JQueryUI's position effect: $(this).position(my:'left top', at:'left bottom', of:'#altField') (since I'm using datepicker's altField option for display)
– Isaac Betesh
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Best practices for reducing Garbage Collector activity in Javascript
...{ ... }).
When you perform an operation that coerces to Object like Object(myNumber) or Number.prototype.toString.call(42)
When you call a builtin that does any of these under the hood, like Array.prototype.slice.
When you use arguments to reflect over the parameter list.
When you split a string or ...
Android - How To Override the “Back” button so it doesn't Finish() my Activity?
...he onSavedInstanceState and it wasn't working but I believe I have spotted my error now. Thanks
– Donal Rafferty
Jun 29 '10 at 16:11
5
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How do I check if an integer is even or odd? [closed]
...viding by 2:
if (x % 2) { /* x is odd */ }
A few people have criticized my answer above stating that using x & 1 is "faster" or "more efficient". I do not believe this to be the case.
Out of curiosity, I created two trivial test case programs:
/* modulo.c */
#include <stdio.h>
int m...
How to check if an option is selected?
Apparently, the isChecked doesn't work. SO my question is what is the proper way to do this?
Thanks.
10 Answers
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Are global variables in PHP considered bad practice? If so, why?
In my small PHP projects I usually go the procedural way. I generally have a variable that contains the system configuration, and when I nead to access this variable in a function, I do global $var; .
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