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Escape angle brackets in a Windows command prompt
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The Windows escape character is ^, for some reason.
echo some string ^< with angle ^> brackets >>myfile.txt
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Why do we need the “event” keyword while defining events?
I don't understand why do we need the "event" keyword while defining events, when we can do the same thing without using "event" keyword, just by using the delegates.
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How can I list all commits that changed a specific file?
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The --follow works for a particular file
git log --follow -- filename
Difference to other solutions given
Note that other solutions include git log path (without the --follow). That approach is handy if you want to track e.g. changes i...
IllegalMonitorStateException on wait() call
I am using multi-threading in java for my program.
I have run thread successfully but when I am using Thread.wait() , it is throwing java.lang.IllegalMonitorStateException .
How can I make a thread wait until it will be notified?
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Best way to stress test a website [duplicate]
...ation? Is there an easy way to simulate many requests on particular pages? Or is the best thing to use a profiler to track a single request and then work out from that if the performance is ok?
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How can I discover the “path” of an embedded resource?
I am storing a PNG as an embedded resource in an assembly. From within the same assembly I have some code like this:
5 Ans...
Handling applicationDidBecomeActive - “How can a view controller respond to the app becoming Active?
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Any class in your application can become an "observer" for different notifications in the application. When you create (or load) your view controller, you'll want to register it as an observer for the UIApplicationDidBecomeActiveNotification and specify which method that you want ...
GCC compile error with >2 GB of code
...have a huge number of functions totaling around 2.8 GB of object code (unfortunately there's no way around, scientific computing ...)
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Omitting the second expression when using the if-else shorthand
Can I write the if else shorthand without the else ?
8 Answers
8
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What happens to a declared, uninitialized variable in C? Does it have a value?
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Non-static variables (local variables) are indeterminate. Reading them prior to assigning a value results in undefined behavior.
void foo() {
int x;
printf("%d", x); // the compiler is free to crash here
}
In practice, they tend to just have some nonsensical value in there initially - some...