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How to undo another user’s checkout in TFS?
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There are at least 2 different ways to do this:
Command Line
There is a command-line utility called Tf.exe that comes with Team Explorer. Find the documentation here. It can be accessed by launching a Visual Studio Command Prompt window. The syntax of the command is:
tf undo...
What is HEAD in Git?
...ges to point to the new one. The current HEAD is local to each repository, and is therefore individual for each developer.
– Greg Hewgill
Feb 20 '10 at 23:04
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error: writable atomic property cannot pair a synthesized setter/getter with a user defined setter/g
...tried to compile an older Xcode project (which used to compile just fine), and now I'm seeing a lot of errors of this form:
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“continue” in cursor.forEach()
I'm building an app using meteor.js and MongoDB and I have a question about cursor.forEach().
I want to check some conditions in the beginning of each forEach iteration and then skip the element if I don't have to do the operation on it so I can save some time.
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How do you implement a re-try-catch?
Try-catch is meant to help in the exception handling. This means somehow that it will help our system to be more robust: try to recover from an unexpected event.
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How do I access the command history from IDLE?
On bash or Window's Command Prompt, we can press the up arrow on keyboard to get the last command, and edit it, and press ENTER again to see the result.
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How to prevent Node.js from exiting while waiting for a callback?
... version, this may not happen til some part of the operation has completed and all the queues might empty before that occurs, allowing node to exit silently.
This is a sneaky bug, that is one that the module developer might not run into during development, as it will occur less often in busy system...
What modern C++ libraries should be in my toolbox? [closed]
I've been out of the C++ game for about 10 years and I want to get back in and start on a commercial app. What libraries are in use these days?
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How to prevent ENTER keypress to submit a web form?
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[revision 2012, no inline handler, preserve textarea enter handling]
function checkEnter(e){
e = e || event;
var txtArea = /textarea/i.test((e.target || e.srcElement).tagName);
return txtArea || (e.keyCode || e.which || e.charCode || 0) !== 13;
}
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How to compare variables to undefined, if I don’t know whether they exist? [duplicate]
In JavaScript you can declare a variable and if it’s undefined , you can check variable == undefined ; I know that, but how can you compare a value that you don’t know yet if it’s in memory?
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