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Ansible: Set variable to file content
...ited Jan 9 '19 at 4:25
Saurabh Nanda
5,36544 gold badges2727 silver badges4949 bronze badges
answered Jun 3 '14 at 11:55
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AngularJS: how to implement a simple file upload with multipart form?
...rJS to a node.js server,
the form should contain a JSON object in one part and an image in the other part,
(I'm currently posting only the JSON object with $resource)
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What's the simplest way to test whether a number is a power of 2 in C++?
...will want to check for it explicitly.
http://www.graphics.stanford.edu/~seander/bithacks.html has a large collection of clever bit-twiddling algorithms, including this one.
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Understanding colors on Android (six characters)
I am trying to understand how colors work in Android. I have this color set as the background of my LinearLayout , and I get a background gray with some transparency:
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Add characters to a string in Javascript
... might be to get the keys from the object instead of iterating (for...in), and join on those: var text = ""; text += Object.keys(list).join('')
– Blazes
Feb 24 at 17:32
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Is there a way to specify an “empty” C# lambda expression?
...ate an empty lambda every time I need it. E.g. in JQuery there is the noop and I would expect something similar to be present in C#.
– qqqqqqq
Mar 12 at 21:28
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SQL - find records from one table which don't exist in another
...s, with varying efficiency, depending on how good your query optimiser is, and the relative size of your two tables:
This is the shortest statement, and may be quickest if your phone book is very short:
SELECT *
FROM Call
WHERE phone_number NOT IN (SELECT phone_number FROM Phone_book)
alte...
Is the C# static constructor thread safe?
.... https://docs.microsoft.com/en-us/dotnet/csharp/programming-guide/classes-and-structs/static-constructors
The implementation shown is thread safe for the initial construction, that is, no locking or null testing is required for constructing the Singleton object. However, this does not mean that an...
The order of elements in Dictionary
...eated as a KeyValuePair<TKey, TValue> structure representing a value and its key. The order in which the items are returned is undefined.
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send Content-Type: application/json post with node.js
...would we do this using 'http' module ? Thank you.
– Andrei Diaconescu
Jun 23 at 10:03
add a ...