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How do I analyze a program's core dump file with GDB when it has command-line parameters?
...need to pass it again
objdump -s core can be used to dump memory in bulk
Now for the full educational test setup:
main.c
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int myfunc(int i) {
*(int*)(NULL) = i; /* line 7 */
return i - ...
Speed comparison with Project Euler: C vs Python vs Erlang vs Haskell
...ex + 1) (triangle + index + 1)
main = print $ nextTriangle 1 1
EDIT: So now that we've explored that, lets address the questions
Question 1: Do erlang, python and haskell lose speed due to using
arbitrary length integers or don't they as long as the values are less
than MAXINT?
In Haske...
How do I finish the merge after resolving my merge conflicts?
... of completing a merge after resolving conflicts is to use 'git commit'.
Now with commands like 'git rebase' and 'git cherry-pick' having a '--continue' option adding such an option to 'git merge' presents a consistent UI.
...
How can I get browser to prompt to save password?
... (I've tested this in Chrome 27 and Firefox 21).
There are two things to know:
Trigger 'Save password', and
Restore the saved username/password
1. Trigger 'Save password':
For Firefox 21, 'Save password' is triggered when it detects that there is a form containing input text field and input ...
Standard alternative to GCC's ##__VA_ARGS__ trick?
There is a well-known problem with empty args for variadic macros in C99.
10 Answers
...
How do HashTables deal with collisions?
...
If chaining is used, when given a key, how do we know which item to get back?
– ChaoSXDemon
Oct 10 '15 at 4:04
1
...
What unique features does Firebug have that are not built-in to Firefox?
...between Firebug and the Firefox DevTools.
Firebug integration
Firebug is now built on top of the native developer tools.
Since Firefox 48 there's also a Firebug theme that looks like the Firebug extension, letting you feel at home if you're used to Firebug.
Once multi-process Firefox is enabled, p...
How do I prompt for Yes/No/Cancel input in a Linux shell script?
...is:
set -- $(locale LC_MESSAGES)
yesptrn="$1"; noptrn="$2"; yesword="$3"; noword="$4"
while true; do
read -p "Install (${yesword} / ${noword})? " yn
case $yn in
${yesptrn##^} ) make install; break;;
${noptrn##^} ) exit;;
* ) echo "Answer ${yesword} / ${noword}.";;
...
Convert PDF to clean SVG? [closed]
...ucted - you have to install vector fonts and look them up.
UPDATE:
I have now developed this into a package PDF2SVG which does not use Batik any more:
which has been tested on a range of PDFs. It produces SVG output consisting of
characters as one <svg:text> per character
paths as <svg:...
Why aren't python nested functions called closures?
...e will be no content inside the closure. Thats exactly what we see above.
Now I will explain another different snippet to clear out everything Free Variable with Closure:
>>> def outer(x):
... def intermediate(y):
... free = 'free'
... def inner(z):
... ret...