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How to make child process die after parent exits?
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The argument order of the dup2() call is wrong. If you want to use pipes[0] as stdin you have to write dup2(pipes[0], 0) instead of dup2(0, pipes[0]). It isdup2(oldfd, newfd) where the call closes a previously open newfd.
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iPhone app signing: A valid signing identity matching this profile could not be found in your keycha
...did not import my Ad Hoc Distribution profile, which is the one I need. In order to get that, I had to go to the portal, fix the profile expiry, d
C++: What is the size of an object of an empty class?
...en though its not required to assign any memory for an empty class, but in order to make objects of empty classes, compiler assigns the minimum memory that can be assigned, which is 1 byte. This way compiler can distinguish two objects of the same empty class uniquely, and will able to assign the ad...
Changing navigation bar color in Swift
...far off with what I was trying but I didn't quite have things in the right order.
– user3746428
Jul 10 '14 at 22:59
I'...
how can you easily check if access is denied for a file in .NET?
...hat Dropbox is continually reading and writing files in the background, in order to sync them.
Guess where my Visual Studio Projects folder is located? Inside the "My Dropbox" folder of course.
Therefore as I ran my application in Debug mode, the files it was reading and writing were also con...
What is Erlang written in?
...ts is preferred programming language and suitable
for Telecom system... in order to maintain swiftness (e.g: in chat-bots)
I know that its compiler or PreProcessor is written in Erlang.
But Other features of language are written in Low Level languages.
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Convenient C++ struct initialisation
... Comments in sync? Give me a break. Safety goes through the window. Reorder the parameters and boom. Much better with explicit FooBar::FooBar(int foo, float bar) : foo(foo), bar(bar) . Note the explicit keyword. Even breaking the standard is better in regards to safety. In Clang: -Wno-c99-exten...
What is “(program)” in Chrome debugger’s profiler?
...ostly function, you need to hunt inside it for what could be optimized. In order to do that, you need to know how the time is subdivided among the lines of code in the function. If you had cost on a line of code basis, it would take you directly to those lines.
I don't know if you will be able to g...
Parse (split) a string in C++ using string delimiter (standard C++)
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In order to get "tiger", use std::string token = s.substr(s.find(delimiter) + 1);, if you are sure that it exists (I use +1 in the length)...
– gsamaras
Apr 2 '19 at 16:45
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Make an HTTP request with android
...ancel. Ease of customization, for
example, for retry and backoff. Strong ordering that makes it easy to
correctly populate your UI with data fetched asynchronously from the
network. Debugging and tracing tools.
You can send a http/https request as simple as this:
// Instantiate the ...