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Are there pronounceable names for common Haskell operators? [closed]
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Here is how I pronounce them:
>>= bind
>> then
*> then
-> to a -> b: a to b
<- bind (as it desugars to >>=)
<$> (f)map
<$ map-re...
Detect backspace in empty UITextField
Is there any way to detect when the Backspace / Delete key is pressed in the iPhone keyboard on a UITextField that is empty? I want to know when Backspace is pressed only if the UITextField is empty.
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junit & java : testing non-public methods [duplicate]
...the code in your non-public methods. Your mileage may vary; I find that this is sometimes the case and sometimes not.
With that said, there are a couple of ways to test non-public methods:
You can test protected and package-scope methods by putting your unit tests in the same package as the clas...
In Python, when to use a Dictionary, List or Set?
When should I use a dictionary, list or set?
11 Answers
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How to do a https request with bad certificate?
...g programatically. Currently golang.org (ssl) has a bad certificate which is issued to *.appspot.com So when I run this:
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ALTER TABLE without locking the table?
When doing an ALTER TABLE statement in MySQL, the whole table is read-locked (allowing concurrent reads, but prohibiting concurrent writes) for the duration of the statement. If it's a big table, INSERT or UPDATE statements could be blocked for a looooong time. Is there a way to do a "hot alter", li...
Should I use #define, enum or const?
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Combine the strategies to reduce the disadvantages of a single approach. I work in embedded systems so the following solution is based on the fact that integer and bitwise operators are fast, low memory & low in flash usage.
Place the enum in a namespace to ...
Avoid browser popup blockers
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The general rule is that popup blockers will engage if window.open or similar is invoked from javascript that is not invoked by direct user action. That is, you can call window.open in response to a button click without getting hit by the po...
Using Case/Switch and GetType to determine the object [duplicate]
If you want to switch on a type of object, what is the best way to do this?
10 Answers
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Is it valid to have a html form inside another html form?
Is it valid html to have the following:
14 Answers
14
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