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Pointers vs. values in parameters and return values
...ethods using receiver pointers are common; the rule of thumb for receivers is, "If in doubt, use a pointer."
Slices, maps, channels, strings, function values, and interface values are implemented with pointers internally, and a pointer to them is often redundant.
Elsewhere, use pointers for big stru...
Is there a Google Keep API? [closed]
Is there a API for Google Keep? I want to make a windows 8 app for Google Keep, so that it synchronizes with your phone.
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An existing connection was forcibly closed by the remote host
I am working with a commercial application which is throwing a SocketException with the message,
11 Answers
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Java equivalent to C# extension methods
I am looking to implement a functionality in a list of object as I would in C# using an extension method.
14 Answers
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SQL - find records from one table which don't exist in another
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There's several different ways of doing this, 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 C...
Number of occurrences of a character in a string [duplicate]
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You could do this:
int count = test.Split('&').Length - 1;
Or with LINQ:
test.Count(x => x == '&');
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CSS hexadecimal RGBA?
...draft was submitted to the CSS W3C Working Group. Though in a state which is heavily susceptible to change, the current version of the document implies that in the somewhat near future CSS will support both the 4 and 8-digit hexadecimal RGBA notation.
Note: the following quote has irrelevant chunk...
Mongoose subdocuments vs nested schema
...g a Schema would add an _id field as well (as long as you don't have that disabled), and presumably uses some more resources for tracking subdocs.
Alternate declaration syntax
New in v3 If you don't need access to the sub-document schema instance, you may also declare sub-docs by simply passing an...
A field initializer cannot reference the nonstatic field, method, or property
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This line:
private dynamic defaultReminder =
reminder.TimeSpanText[TimeSpan.FromMinutes(15)];
You cannot use an instance variable to initialize another instance variable. Why? Because the compiler ...
Is there a command to list all Unix group names? [closed]
I know there is the /etc/group file that lists all users groups.
3 Answers
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