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What does an underscore in front of an import statement mean?
...nly side effect that a package can make, without being actually called, is by creating package-level variables (public or private) and inside it's init function.
Note: There is a trick to run a function before even init function. We can use package level variables for this by initializing them usin...
Enforcing the type of the indexed members of a Typescript object?
...xample, if you try to convert a { number: string } to a { string: number } by swapping keys with values, you actually end up with a { string: string } yet TypeScript doesn't throw any warnings/errors
– tep
Mar 13 '18 at 17:41
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How does one capture a Mac's command key via JavaScript?
...ows key is considered to be the "meta" key, it is not going to be captured by browsers as such.
This is only for the command key on MacOS/keyboards.
Unlike Shift/Alt/Ctrl, the Cmd (“Apple”) key is not considered a modifier key—instead, you should listen on keydown/keyup and record when a k...
How can I modify the size of column in a MySQL table?
...ent, tested in 5.7.15, it will throw an error if there are values affected by the change. It will not truncate by default. You will have to update the values beforehand with a SUBSTR.
– Robert T.
Nov 4 '16 at 13:36
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How do I delete a Git branch with TortoiseGit
...with TortoiseGit
According to this blog post:
...remove the local branch by first opening up the Checkout/Switch dialog to get at the Browse refs dialog.
In the Browse refs dialog we can right click on the local branch and choose to delete it.
To delete a remote branch we can do the same thi...
Get the current displaying UIViewController on the screen in AppDelegate.m
...ontroller on the screen need to response to push-notifications from APNs, by setting some badge views. But how could I get the UIViewController in method application:didReceiveRemoteNotification : of AppDelegate.m ?
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Generate random numbers using C++11 random library
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@aaronman: I'm going by STL's talk, where he explicitly doesn't like that default_random_engine exists.
– Bill Lynch
Oct 29 '13 at 18:57
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Cannot ignore .idea/workspace.xml - keeps popping up
... ALREADY commited into the repo previously, and so they were being tracked by git regardless of whether you ignored them or not. I would recommend the following, after closing RubyMine/IntelliJ or whatever IDE you are using:
mv .idea ../.idea_backup
rm .idea # in case you forgot to close your IDE
g...
Call AngularJS from legacy code
... I can't get this to work: I'm calling angular.element(document.getElementById(divName)).scope(), but I am not able to invoke any functions from it, it just returns "undefined" in the console.
– Emil
Jan 12 '13 at 16:12
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How do I calculate someone's age in Java?
... Assert.assertEquals(55, actual);
}
}
Everyone should be using JDK 8 by now. All earlier versions have passed the end of their support lives.
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