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git cherry-pick not working
...t is resolving the cherry-pick as a no-op -- all of the changes introduced by that commit have been introduced by some commit on your current branch. (Or that's what Git thinks, anyway.) Verify that the commit you are cherry-picking hasn't already been merged somehow, as either a proper merge, reb...
When should I use perror(“…”) and fprintf(stderr, “…”)?
...interpreted value of errno, which is a thread-local error value written to by POSIX syscalls (i.e., every thread has it's own value for errno). For instance, if you made a call to open(), and there was an error generated (i.e., it returned -1), you could then call perror immediately afterwards to s...
Why are primes important in cryptography?
...lves as a private key. Any operation done to data that can only be undone by knowing one of the two factors will be non-trivial to unencrypt.
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Why does base64 encoding require padding if the input length is not divisible by 3?
...e to recover the original data because information about the number of odd bytes at the end of each individual sequence is lost. However, if padded sequences are used, there's no ambiguity, and the sequence as a whole can be decoded correctly.
Edit: An Illustration
Suppose we have a program that b...
Why can't code inside unit tests find bundle resources?
...D_/
App.app/
Also note the unit test executable is, by default, linked with the application code. However, the unit test code should only have Target Membership in just the test bundle. The application code should only have Target Membership in the application bundle. At runt...
What does ^M character mean in Vim?
...3th letter in the English alphabet).
You can remove all the ^M characters by running the following:
:%s/^M//g
Where ^M is entered by holding down Ctrl and typing v followed by m, and then releasing Ctrl. This is sometimes abbreviated as ^V^M, but note that you must enter it as described in the ...
Nested select statement in SQL Server
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The answer provided by Joe Stefanelli is already correct.
SELECT name FROM (SELECT name FROM agentinformation) as a
We need to make an alias of the subquery because a query needs a table object which we will get from making an alias for the...
What is the difference between “text” and new String(“text”)?
...tand it visually to remember it for longer time.
Object creation line by line:
String str1 = new String("java5");
Using string literal "java5" in the constructor, a new string value is stored in string constant pool.
Using new operator, a new string object is created in the heap with "java5"...
'await' works, but calling task.Result hangs/deadlocks
...ttempting to schedule its continuation onto a thread that is being blocked by the call to Result.
In this case, your SynchronizationContext is the one used by NUnit to execute async void test methods. I would try using async Task test methods instead.
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Comments in command-line Zsh
...olution in this answers are both workarounds; the push-input method posted by Michał Politowski is more correct.
– Fredrik Möllerstrand
Apr 2 '13 at 12:29
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