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How do you print in a Go test using the “testing” package?
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Command go
Description of testing flags
-v
Verbose output: log all tests as they are run. Also print all
text from Log and Logf calls even if the test succeeds.
Package testing
func (*T) Log
func (c *T) Log(args ...interface{})
Log formats its arguments using default ...
ReSharper - force curly braces around single line
...t to add the braces in the single-line scenario. And I had to set that in all six dropdowns under "Force Braces" to catch all the scenarios:
What I was really hoping for was to be able to set up ReSharper to do a yellow warning or red error when the rule was violated, but I haven't found a way t...
Default filter in Django admin
How can I change the default filter choice from 'ALL'? I have a field named as status which has three values: activate , pending and rejected . When I use list_filter in Django admin, the filter is by default set to 'All' but I want to set it to pending by default.
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What are the Dangers of Method Swizzling in Objective-C?
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I think this is a really great question, and it's a shame that rather than tackling the real question, most answers have skirted the issue and simply said not to use swizzling.
Using method sizzling is like using sharp knives in the kitchen. So...
How can you make a custom keyboard in Android?
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First of all you will need a keyboard.xml file which will be placed in the res/xml folder (if the folder does not exist, created it).
<?xml version="1.0" encoding="utf-8"?>
<Keyboard xmlns:android="http://schemas.android.com...
How to assign from a function which returns more than one value?
...eturningTwoValues()
If you only need the first or second component these all work too:
list[a] <- functionReturningTwoValues()
list[a, ] <- functionReturningTwoValues()
list[, b] <- functionReturningTwoValues()
(Of course, if you only needed one value then functionReturningTwoValues()[...
How can I recover the return value of a function passed to multiprocessing.Process?
... need to know which process is returning which value. If that what you actually need to know about the process, or do you need to correlate between your list of inputs and the list of outputs? In that case, I would recommend using multiprocessing.Pool.map to process your list of work items.
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libunwind链接时报错：undefined reference to `_Ux86_64_init_local\' - ...
libunwind链接时报错：undefined reference to `_Ux86_64_init_local'编译安装libunwind后，代码编译链接时报错：undefined reference to `_Ux86_64_init_local& 39;，链接选项加了 -lunwind，仍然报错。原因：编译出来的libunwind拆分成了很多个 编译安装libunwi...
How to convert Java String into byte[]?
...m you appear to be wrestling with is that this doesn't display very well. Calling toString() will just give you the default Object.toString() which is the class name + memory address. In your result [B@38ee9f13, the [B means byte[] and 38ee9f13 is the memory address, separated by an @.
For display ...
What's the point of 'const' in the Haskell Prelude?
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It's useful for passing to higher-order functions when you don't need all their flexibility. For example, the monadic sequence operator >> can be defined in terms of the monadic bind operator as
x >> y = x >>= const y
It's somewhat neater than using a lambda
x >> y =...