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How can I safely create a nested directory?
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Remember that os.path.exists() isn't free. If the normal case is that the directory will be there, then the case where it isn't should be handled as an exception. In other words, try to open and write to your file, catch the OSError exception and, based on errno...
SSL certificate rejected trying to access GitHub over HTTPS behind firewall
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Feel free to skip past this answer if you want to fix the certificates issue. This answer deals with tunneling ssh through the firewall which is IMHO a better solution to dealing with firewall/proxy thingies.
There is a better wa...
JavaScript/jQuery to download file via POST with JSON data
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You should free up browser memory after calling click: window.URL.revokeObjectURL(link.href);
– Edward Brey
Nov 4 '15 at 20:32
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Is functional GUI programming possible? [closed]
...this topic in my functional programming book in Chapter 16, but there is a free excerpt available, which shows (IMHO) the most interesting pattern that you can use in F#. Say you want to implement drawing of rectangles (user pushes the button, moves the mouse and releases the button). In F#, you can...
Difference between “managed” and “unmanaged”
...s to machine code and not an intermediate language it is non-portable.
No free memory management or anything else the CLR provides.
Since you cannot create unmanaged code with Visual Basic or C#, in Visual Studio all unmanaged code is written in C/C++.
Mixing the two
Since Visual C++ can be comp...
When to use RSpec let()?
...y generate tons of noise (i.e. from gems your using that don't run warning-free). Plus, I prefer getting a NoMethodError to getting a warning, but YMMV.
– Myron Marston
Mar 11 '12 at 23:52
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How can I use Google's Roboto font on a website?
...Script file that serves up the font. Google even provides this service for free (here is an example for the Roboto font you requested). Typekit is the only service to provide additional font hinting to ensure fonts occupy the same pixels across browsers.
JS font loaders like the one used by Google ...
C# XML Documentation Website Link
...an read about Sandcastle here btw. "Sandcastle, created by Microsoft, is a free tool used for creating MSDN-style documentation from .NET assemblies and their associated XML comment files. It is command-line based and has no GUI front-end, project management features, or an automated build process."...
std::unique_ptr with an incomplete type won't compile
... { delete ptr; }
Instead of a separate deleter class, you can also use a free function or static member of foo in conjunction with a lambda:
class foo {
struct pimpl;
static void delete_pimpl(pimpl*);
std::unique_ptr<pimpl,[](pimpl*ptr){delete_pimpl(ptr);}> m_pimpl;
};
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Placeholder in UITextView
... simpler than the others, as it doesn't use subviews (or have leaks). Feel free to use it.
Update 11/10/11: It is now documented and supports use in Interface Builder.
Update 11/24/13: Point to new repo.
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