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Why do we need the “event” keyword while defining events?
...to private, so that only the containing class can invoke the event or override all the methods contained in it. The -= and += operators can still be invoked on an event from outside the class defining it (they get the access modifier you wrote next to the event).
You can also override the way -= and...
Declare a constant array
...ilable only in the package it is defined. If you need read access from outside, you can write a simple getter function (see Getters in golang).
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How to implement a confirmation (yes/no) DialogPreference?
...itle("Title")
.setMessage("Do you really want to whatever?")
.setIcon(android.R.drawable.ic_dialog_alert)
.setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
Toast.makeText(MainActivity.this, "Ya...
Share data between AngularJS controllers
... data entered in one input is later used in multiple display locations outside the original controller. Code below and in jsfiddle here .
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.rar, .zip files MIME Type
...
multipart/x-zip is a valid mimetype for .zip as well ( PKZIP archive )
– Sam Vloeberghs
Mar 4 '13 at 13:52
13
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Why is Scala's immutable Set not covariant in its type?
... this is Russell's paradox: if anything can be a member of a set, then consider the Set R of sets which are not members of themselves. Then ask the question, is R a member of R?
– oxbow_lakes
Jan 11 '10 at 22:39
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How do I call setattr() on the current module?
...but it will work when you call vars() at module-level scope rather than inside of a function.
– Mike Graham
May 29 '10 at 3:06
4
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Converting pfx to pem using openssl
...sl, but the pem conversion was not including the private key. The edit provided the detail on how to merge the cert and key into one pem file, just what I needed.
– ebt
Dec 8 '14 at 16:33
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Why `null >= 0 && null
...
to me the answer does not provide an answer - null is treated in a special way by the Equals Operator (==). In a brief, it only coerces to undefined: - and what? Can you explain, why null >= 0? :)
– Andrey Deineko
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Using IPython notebooks under version control
...othing particularly brilliant, and many people probably already use it, I didn't find clear instructions about how to implement it by googling around. So it may be useful to other people.
Save a file with this content somewhere (for the following, let us assume ~/bin/ipynb_output_filter.py)
Make ...