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When should I use the new keyword in C++?
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Method 1 (using new)
Allocates memory for the object on the free store (This is frequently the same thing as the heap)
Requires you to explicitly delete your object later. (If you don't delete it, you could create a memory leak)
Memory stays al...
Undo a merge by pull request?
...erge, but I noticed that it merged in a bunch of commits. So now there are all these commits from this person from days before the merge. How do you undo this?
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What is a thread exit code?
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There actually doesn't seem to be a lot of explanation on this subject apparently but the exit codes are supposed to be used to give an indication on how the thread exited, 0 tends to mean that it exited safely whilst anything else ten...
Is the primary key automatically indexed in MySQL?
...key is always indexed. This is the same for MyISAM and InnoDB, and is generally true for all storage engines that at all supports indices.
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Check if a string has white space
... "/" characters are sufficient.
/^\s+$/ is checking whether the string is ALL whitespace:
^ matches the start of the string.
\s+ means at least 1, possibly more, spaces.
$ matches the end of the string.
Try replacing the regex with /\s/ (and no quotes)
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Git / Bower Errors: Exit Code # 128 & Failed connect
I am using Bower to install several libraries. For demonstration purposes here, I am installing bootstrap. Regardless of the package, I receive the following errors:
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Why no love for SQL? [closed]
...traction layer.
But it's true - there are no feasible alternatives. So we all will use SQL for the next few years.
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Copy constructor versus Clone()
...r specified whether the Clone() method on ICloneable should be a deep or shallow clone, thus the interface is semantically broken as your callers won't know whether the call will deep or shallow clone the object.
Instead, you should define your own IDeepCloneable (and IShallowCloneable) interfaces ...
How to list files in an android directory?
...gt; your app --> permissions --> enable storage. Should do this manually if you are facing this error. Make sure that you have <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" /> in your manifest. For the people who are facing NullPointerException - you are tryin...
Best way to implement request throttling in ASP.NET MVC?
...rated route.
/// </remarks>
[AttributeUsage(AttributeTargets.Method, AllowMultiple = false)]
public class ThrottleAttribute : ActionFilterAttribute
{
/// <summary>
/// A unique name for this Throttle.
/// </summary>
/// <remarks>
/// We'll be inserting a C...