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Why do std::shared_ptr work
I found some code using std::shared_ptr to perform arbitrary cleanup at shutdown. At first I thought this code could not possibly work, but then I tried the following:
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Passing arguments to an interactive program non-interactively
...t employs the read command to read arguments to commands interactively, for example yes/no options. Is there a way to call this script in a non-interactive script passing default option values as arguments?
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Execute a terminal command from a Cocoa app
...ifier];
NSPipe *pipe = [NSPipe pipe];
NSFileHandle *file = pipe.fileHandleForReading;
NSTask *task = [[NSTask alloc] init];
task.launchPath = @"/usr/bin/grep";
task.arguments = @[@"foo", @"bar.txt"];
task.standardOutput = pipe;
[task launch];
NSData *data = [file readDataToEndOfFile];
[file close...
Transferring files over SSH [closed]
...SHing into a remote server on the command line, and trying to copy a directory onto my local machine with the scp command. However, the remote server returns this "usage" message:
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The name 'ConfigurationManager' does not exist in the current context
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Choose Add Reference
Find and add System.Configuration.
This will work for sure.
Also for the NameValueCollection you have to write:
using System.Collections.Specialized;
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Recommended way to insert elements into map [duplicate]
... way - it is one of the ways to insert into map. The difference with operator[] is that the insert can tell whether the element is inserted into the map. Also, if your class has no default constructor, you are forced to use insert.
operator[] needs the default constructor because the map checks ...
Why doesn't JUnit provide assertNotEquals methods?
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To use the simple names of the methods (and allow this tense syntax to work), you need these imports:
import static org.junit.Assert.*;
import static org.hamcrest.CoreMatchers.*;
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improv...
glob exclude pattern
I have a directory with a bunch of files inside: eee2314 , asd3442 ... and eph .
10 Answers
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Differences between unique_ptr and shared_ptr [duplicate]
...e, any attempt to make a copy of a unique_ptr will cause a compile-time error. For example, this code is illegal:
unique_ptr<T> myPtr(new T); // Okay
unique_ptr<T> myOtherPtr = myPtr; // Error: Can't copy unique_ptr
However, unique_ptr can be moved using the new move semantics:...
diff to output only the file names
I'm looking to run a Linux command that will recursively compare two directories and output only the file names of what is different. This includes anything that is present in one directory and not the other or vice versa, and text differences.
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