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jQuery map vs. each
In jQuery, the map and each functions seem to do the same thing. Are there any practical differences between the two? When would you choose to use one instead of the other?
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Break promise chain and call a function based on the step in the chain where it is broken (rejected)
...et's say you have something like the following:
stepOne()
.then(stepTwo, handleErrorOne)
.then(stepThree, handleErrorTwo)
.then(null, handleErrorThree);
To better understand what's happening, let's pretend this is synchronous code with try/catch blocks:
try {
try {
try {
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Difference between std::system_clock and std::steady_clock?
What is the difference between std::system_clock and std::steady_clock ? (An example case that illustrate different results/behaviours would be great).
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Cookies on localhost with explicit domain
...sic thing about cookies. On localhost, when I set a cookie on server side and specify the domain explicitly as localhost (or .localhost). the cookie does not seem to be accepted by some browsers.
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Significance of a .inl file in C++
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.inl files are never mandatory and have no special significance to the compiler. It's just a way of structuring your code that provides a hint to the humans that might read it.
I use .inl files in two cases:
For definitions of inline functions...
CFBundleVersion in the Info.plist Upload Error
...". So, for Apple, 1.02 is GREATER THAN 1.1
Apple sometimes gets "confused" and seems to compare your uploaded-app to the version of a DIFFERENT app you've previously uploaded. It's happened to a lot of people, and I've seen it myself a few times
Apple is supposed to be comparing the "CFBundleVersion...
Deleting queues in RabbitMQ
... about the data in management database; i.e. users, vhosts, messages etc., and neither about other queues, then you can reset via commandline by running the following commands in order:
WARNING: In addition to the queues, this will also remove any users and vhosts, you have configured on your Ra...
Visual Studio Editor does not underline errors anymore
... or the MVC Beta (which I guess is unlikely). Furthermore have I installed and uninstalled both CodeRush and Resharper for evaluation purposes (decided not to keep either one of them).
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What are the differences between poll and select?
I am referring to the POSIX standard select and poll system C API calls.
3 Answers
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Rearrange columns using cut
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For the cut(1) man page:
Use one, and only one of -b, -c or -f. Each LIST is made up of
one
range, or many ranges separated by commas. Selected input is written
in the same order that it is read, and is written exactly once.
It ...