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Create array of symbols
...what bizarro syntax Ruby has thrown at us this time. I highly recommend avoiding obscure language features when perfectly readable alternatives exist, i.e. [:address, :city, :state].
– Alex
Aug 9 '16 at 5:48
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Require returns an empty object
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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What does a tilde in angle brackets mean when creating a Java generic class?
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It is just a shorthand for "same as in declaration".
Some IDEs, e.g. IntelliJ use this too.
The files on disk do not have this notation, which is only a compaction in the IDE GUI.
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Get “Value” property in IGrouping
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Just a related tip - since, as the other answers have said, the grouping is an IEnumerable, if you need to access a specific index you can use group.ElementAt(i).
This is probably obvious to a lot of people but hopefully it will help a few!
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When to Redis? When to MongoDB? [closed]
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I just noticed that this question is quite old. Nevertheless, I consider the following aspects to be worth adding:
Use MongoDB if you don't know yet how you're going to query your data.
MongoDB is suited for Hackathons, startups or every time you don't know how you'll query the data you in...
C# properties: how to use custom set property without private field?
...ry something like this:
public string Name { get; private set; }
public void SetName(string value)
{
DoSomething();
this.Name = value;
}
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What's the difference between the WebConfigurationManager and the ConfigurationManager?
...ctories. You can pass path to the GetSection() method to get possible overridden config.
If we'd looke at WebConfigurationManager with Reflector then things are clear:
public static object GetSection(string sectionName)
{
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return ConfigurationManager.GetSection(sectionName);
}
public s...
Compare dates in MySQL
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I appreciate your consideration of taking advantage of the index. I think the query should not have the "+ interval 1 day" clause.
– Jurgenfd
Dec 14 '16 at 8:58
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Incompatible implicit declaration of built-in function ‘malloc’
...t's defined as int malloc() which is incompatible with the built-in type void *malloc(size_t).
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Remove file from the repository but keep it locally
...ge process. After that, a push will cause the files to be removed server-side.
– Walter Mundt
Aug 12 '10 at 16:38
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