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How do exceptions work (behind the scenes) in c++
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Instead of guessing, I decided to actually look at the generated code with a small piece of C++ code and a somewhat old Linux install.
class MyException
{
public:
MyException() { }
~MyException() { }
};
void my_throwing_function(bool throwit)
{
if (...
How to best position Swing GUIs?
...bles a native window shown without programmatically setting its location. Most windowing systems cascade windows if their locations are not explicitly set. The actual location is determined once the window is shown on the screen.
Have a look at the effect of this example that puts 3 GUIs into the...
How to navigate through textfields (Next / Done Buttons)
How can I navigate through all my text fields with the "Next" Button on the iPhone Keyboard?
34 Answers
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Why is the String class declared final in Java?
... have two strings that look alike when "seen as Strings", but that are actually different.
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Finding Number of Cores in Java
...ly available to the JVM (at startup I guess). Using CPU affinity the user/OS can restrict the number of "cores" a JVM sees. You can even do it on a running JVM but I'm not too sure how this influence availableProcessors().
– SyntaxT3rr0r
Jan 21 '11 at 16:17
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Where do “pure virtual function call” crashes come from?
...programs that crash on my computer with the error: "pure virtual function call".
8 Answers
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Equivalent of strace -feopen < command > on mac os X
...day, sudo dtruss doesn't work for me. It's as if Python is not executed at all!
– Dima Tisnek
Jul 18 '13 at 14:27
2
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Convert pem key to ssh-rsa format
...m assuming no password for the keys (which is bad).
Generate an RSA pair
All the following methods give an RSA key pair in the same format
With openssl (man genrsa)
openssl genrsa -out dummy-genrsa.pem 2048
In OpenSSL v1.0.1 genrsa is superseded by genpkey so this is the new way to do it (man...
How do I auto size a UIScrollView to fit its content
...careful when Scroll Indicators are enabled! a UIImageView will be automatically created for each one by the SDK. you must account for it or else your content size will be wrong. ( see stackoverflow.com/questions/5388703/… )
– AmitP
Oct 26 '14 at 15:58
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Apache not starting on MAMP Pro
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I updated to the latest version of yosemite last night.
You apparently have to go to your MAMP folder in Applications. Go to bin -> apache2 -> bin.
Then rename the file from envvars to _envvars.
I also came across another problem of it not working corr...