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Scala: write string to file in one statement
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A concise one line:
import java.io.PrintWriter
new PrintWriter("filename") { write("file contents"); close }
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How can I initialize a C# List in the same line I declare it. (IEnumerable string Collection Example
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var list = new List<string> { "One", "Two", "Three" };
Essentially the syntax is:
new List<Type> { Instance1, Instance2, Instance3 };
Which is translated by the compiler as
List<string> list = new List<string>();
list.Add("One");
li...
How do I sort one vector based on values of another
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Here is a one liner...
y[sort(order(y)[x])]
[edit:] This breaks down as follows:
order(y) #We want to sort by y, so order() gives us the sorting order
order(y)[x] #looks up the sorting order for each x
sort(ord...
Replace only text inside a div using jquery
...e on its own. Put it into a span element.
Change it to this:
<div id="one">
<div class="first"></div>
<span>"Hi I am text"</span>
<div class="second"></div>
<div class="third"></div>
</div>
$('#one span').tex...
How to run Gulp tasks sequentially one after the other
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@musicin3d What you say works, but you're coupling one task necessarily to the previous. For example, I want to be able to build without always having to lint before. It's a better solution to have independent tasks and decide the order of execution with an external tool.
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Pad a string with leading zeros so it's 3 characters long in SQL Server 2008
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Although the question was for SQL Server 2008 R2, in case someone is reading this with version 2012 and above, since then it became much easier by the use of FORMAT.
You can either pass a standard numeric format string or a custom numeric format string as the format argument (thank Vad...
Change the name of a key in dictionary
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Easily done in 2 steps:
dictionary[new_key] = dictionary[old_key]
del dictionary[old_key]
Or in 1 step:
dictionary[new_key] = dictionary.pop(old_key)
which will raise KeyError if dictionary[old_key] is undefined. Note that this...
How do you use “
...ion. This is useful because it allows us to have two levels of parameters. One level of parameters (the parent) controls how the function works. The other level (the child) does the work. The following example shows how can use this idea to generate a family of power functions. The parent function (...
Normal arguments vs. keyword arguments
...arguments".
On the calling side, which is what other commenters have mentioned, you have the ability to specify some function arguments by name. You have to mention them after all of the arguments without names (positional arguments), and there must be default values for any parameters which were n...
Could not find com.google.android.gms:play-services:3.1.59 3.2.25 4.0.30 4.1.32 4.2.40 4.2.42 4.3.23
...your SDK Manager.
Also be aware that there might be 2 SDK installations - one coming from AndroidStudio and one you might have installed. Better consolidate this to one installation - this is a common pitfall - that you have it installed in one installation but it fails when you build with the othe...