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Alternatives to gprof [closed]
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Valgrind has an instruction-count profiler with a very nice visualizer called KCacheGrind. As Mike Dunlavey recommends, Valgrind counts the fraction of instructions for which a procedure is live on the stack, although I'm sorry to say it appears to become confused in the presence of mutual recur...
Scoping in Python 'for' loops
I'm not asking about Python's scoping rules; I understand generally how scoping works in Python for loops. My question is why the design decisions were made in this way. For example (no pun intended):
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Insert a string at a specific index
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Here is a method I wrote that behaves like all other programming languages:
String.prototype.insert = function(index, string) {
if (index > 0)
{
return this.substring(0, index) + string + this.substring(index, this.length);
}
return string + this;
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Fade In Fade Out Android Animation in Java
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What if you want to do 5 or 6 fading in/out, with really small delays like 100 for each, could you use something like this ? I tried but it's not really fluid. The aim was to simulate for example a bulb that would not work properly, and twinkle.
– Chayy
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How to initialize static variables
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I love PHP, but it's really odd sometimes.
– Marco Demaio
Nov 10 '11 at 21:46
6
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How to delete from multiple tables in MySQL?
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I tried this "delete all in 1 query" with joining 6 large tables (everyone about ~15k rows) and the query took 155 seconds to delete 63 rows in 6 tables :O
– Klemen Tušar
Jul 30 '12 at 21:29
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Simple C example of doing an HTTP POST and consuming the response
...esponse without the use of curl (the libraries are not and will not be installed on the machine this needs to run).
4 Answe...
Why do we need the “finally” clause in Python?
I am not sure why we need finally in try...except...finally statements. In my opinion, this code block
14 Answers
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Why is a round-trip conversion via a string not safe for a double?
...ber(value, 17, &number);
DoubleToNumber is pretty simple -- it just calls _ecvt, which is in the C runtime:
void DoubleToNumber(double value, int precision, NUMBER* number)
{
WRAPPER_CONTRACT
_ASSERTE(number != NULL);
number->precision = precision;
if (((FPDOUBLE*)&val...
How to center a Window in Java?
... @kleopatra said on another answer, setLocationRelativeTo(null) has to be called after pack() in order to work.
– Eusebius
Apr 19 '14 at 5:18
6
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