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Determining the last changelist synced to in Perforce
A question that occasionally arises is what is the best way to determine the changelist that you last synced to in Perforce. This is often needed for things like injecting the changelist number into the revision info by the automatic build system.
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How do I determine whether my calculation of pi is accurate?
I was trying various methods to implement a program that gives the digits of pi sequentially. I tried the Taylor series method, but it proved to converge extremely slowly (when I compared my result with the online values after some time). Anyway, I am trying better algorithms.
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How to check whether an array is empty using PHP?
players will either be empty or a comma separated list (or a single value). What is the easiest way to check if it's empty? I'm assuming I can do so as soon as I fetch the $gameresult array into $gamerow ? In this case it would probably be more efficient to skip exploding the $playerlist if it...
Logout: GET or POST?
This question is not about when to use GET or POST in general; it is about which is the recommended one for handling logging out of a web application. I have found plenty of information on the differences between GET and POST in the general sense, but I did not find a definite answer for this parti...
Why do I get a warning icon when I add a reference to an MEF plugin project?
I wish to test the core class of a plugin by directly referencing the plugin project and instantiating the plugin class. When I create a test Console App project and add a project reference to the plugin project, I get a warning icon (yellow triangle with exclamation mark) next to the reference in t...
Insert into a MySQL table or update if exists
I want to add a row to a database table, but if a row exists with the same unique key I want to update the row.
11 Answers
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How do I get out of a screen without typing 'exit'?
I screen -r 'd into a django server that's running and I can't simply Ctrl-C and exit out of it.
5 Answers
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When to throw an exception?
I have exceptions created for every condition that my application does not expect. UserNameNotValidException , PasswordNotCorrectException etc.
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Should one use < or
If you had to iterate through a loop 7 times, would you use:
39 Answers
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Why am I not getting a java.util.ConcurrentModificationException in this example?
Note: I am aware of the Iterator#remove() method.
10 Answers
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