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Why doesn't C have unsigned floats?
...ned integers in C/C++:
value >> shift
signed values leave the top bit unchanged (sign extend), unsigned values clear the top bit.
The reason there is no unsigned float is that you quickly run into all sorts of problems if there are no negative values. Consider this:
float a = 2.0f, b = 10...
How to set standard encoding in Visual Studio
...hat Visual Studio does not automatically convert all your files but do its bit when you work with files in IDE (open and save).
What next
While you could have a Visual-studio-wide setup, I strongly suggest to still include an EditorConfig root to your solution version control, so that explicit se...
Rails 4 multiple image or file upload using carrierwave
..., and it is generating error, UndefinedConversionError ("\x89" from ASCII-8BIT to UTF-8) For SSR solution, it works fine with Rails 4.x.x, but I am facing challenges (with Rails 5.x.x.) i.e. its storing ActionDispatch::Http::UploadedFile in database instead filename. Its also not storing files in...
How do I do top 1 in Oracle?
How do I do the following?
9 Answers
9
...
Import / Export database with SQL Server Server Management Studio
...nsion.
– Brian Hooper
Jan 27 '12 at 10:02
2
2Brandon: "Advanced" scripting options are only avail...
How can we generate getters and setters in Visual Studio?
...for a variable.
I'm not too big a fan of this technique as it is a little bit awkward to use if you have to create a lot of getters/setters, and it puts the property directly below the private field, which bugs me, because I usually have all of my private fields grouped together, and this Visual St...
JavaScript equivalent to printf/String.Format
...
From ES6 on you could use template strings:
let soMany = 10;
console.log(`This is ${soMany} times easier!`);
// "This is 10 times easier!
See Kim's answer below for details.
Otherwise:
Try sprintf() for JavaScript.
If you really want to do a simple format method on your o...
multiprocessing: How do I share a dict among multiple processes?
...dict:
def __init__(self, a):
self.hs = 1 << (len(a) * 3).bit_length()
kvp = self.hs * 4
ht = [0xffffffff] * self.hs
kvl = []
for k, v in a.iteritems():
h = self.hash(k)
while ht[h] != 0xffffffff:
h = (h + 1) &a...
How can I debug a .BAT script?
...
Facing similar concern, I found the following tool with a trivial Google search :
JPSoft's "Take Command" includes a batch file IDE/debugger. Their short presentation video demonstrates it nicely.
I'm using the trial version since a few hours. Here is my first hum...
How to drop column with constraint?
...I did upvote the above answer also, though, just out of that flinchy old habit of SELECTing and inspecting first before deciding to drop.
– noogrub
Jan 13 '14 at 16:46
7
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