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C++ display stack trace on exception
...be clear: throw a custom class' object that records the stack trace at the time of the throw.
– Thomas Tempelmann
May 20 '15 at 21:21
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Web workers without a separate Javascript file?
...ath = is_worker ? null : (function() {
// append random number and time to ID
var id = (Math.random()+''+(+new Date)).substring(2);
document.write('<script id="wts' + id + '"></script>');
return document.getElementById('wts' + id).
previousSibl...
How do I get a raw, compiled SQL query from a SQLAlchemy expression?
...this manner. At a minimum call prepare() on the return value from it each time, providing the connection as an argument, so it can do proper quoting.
– Alex Gaynor
Jan 6 '11 at 20:24
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Keyboard shortcut to “untab” (move a block of code to the left) in eclipse / aptana?
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This workaround works most of the time. It uses eclipse's 'smart insert' features instead:
Control X to erase the selected block of text, and keep it for pasting.
Control+Shift Enter, to open a new line for editing above the one you are at.
You might want t...
Is there a performance difference between a for loop and a for-each loop?
...(i) */ }
Second, the preferred way since it's less error prone (how many times have YOU done the "oops, mixed the variables i and j in these loops within loops" thing?).
for (String s : strings) { /* do something using s */ }
Third, the micro-optimized for loop:
int size = strings.size();
for ...
Python requests - print entire http request (raw)?
...sr/local/lib/python2.7/dist-packages/requests/adapters.py(324)send()
-> timeout=timeout
/usr/local/lib/python2.7/dist-packages/requests/packages/urllib3/connectionpool.py(478)urlopen()
-> body=body, headers=headers)
/usr/local/lib/python2.7/dist-packages/requests/packages/urllib3/connectio...
Replace one substring for another string in shell script
... from using sed with the pwd command to avoid defining a new variable each time my custom $PS1 runs. Does Bash provide a more general way than magic variables to use the output of a command for string replacement? As for your code, I had to escape the ~ to keep Bash from expanding it into $HOME. Als...
What exactly is Type Coercion in Javascript?
...nswering the question and removing all ambiguity. Thank you for taking the time to write it out.
– the chad
Jul 18 '18 at 18:42
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Why do you have to link the math library in C?
... libm/libc split, none of them very convincing.
Interestingly, the C++ runtime libstdc++ requires libm, so if you compile a C++ program with GCC (g++), you will automatically get libm linked in.
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Using Selenium Web Driver to retrieve value of a HTML input
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You can do like this :
webelement time=driver.findElement(By.id("input_name")).getAttribute("value");
this will give you the time displaying on the webpage.
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