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Printing all global variables/local variables?
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Miles Rout
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answered Jun 7 '11 at 6:44
kennytmkennytm
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How to get exit code when using Python subprocess communicate method?
...(openRTSP + opts.split(), stdout=sp.PIPE)
streamdata = child.communicate()[0]
rc = child.returncode
(*) This happens because of the way it's implemented: after setting up threads to read the child's streams, it just calls wait.
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What is this crazy C++11 syntax ==> struct : bar {} foo {};?
...tandard abstract UDT (User-Defined Type):
struct foo { virtual void f() = 0; }; // normal abstract type
foo obj;
// error: cannot declare variable 'obj' to be of abstract type 'foo'
Let's also recall that we can instantiate the UDT at the same time that we define it:
struct foo { foo() { cout &l...
How to use QueryPerformanceCounter?
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#include <windows.h>
double PCFreq = 0.0;
__int64 CounterStart = 0;
void StartCounter()
{
LARGE_INTEGER li;
if(!QueryPerformanceFrequency(&li))
cout << "QueryPerformanceFrequency failed!\n";
PCFreq = double(li.QuadPart)/1000.0;
Q...
How to define a reply-to address?
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dogenpunkdogenpunk
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Reset the database (purge all), then seed a database
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280
I use rake db:reset which drops and then recreates the database and includes your seeds.rb file....
How to easily initialize a list of Tuples?
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305
c# 7.0 lets you do this:
var tupleList = new List<(int, string)>
{
(1, "cow"),...
valueOf() vs. toString() in Javascript
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107
The reason why ("x="+x) gives "x=value" and not "x=tostring" is the following. When evaluating ...
How to add multi line comments in makefiles
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answered Dec 20 '10 at 20:10
Eric MelskiEric Melski
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iOS: How does one animate to new autolayout constraint (height)
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After updating your constraint:
[UIView animateWithDuration:0.5 animations:^{[self.view layoutIfNeeded];}];
Replace self.view with a reference to the containing view.
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