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How do I interpolate strings?
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string mystr = string.Format("This is {0}overflow", strVar);
And you could also use named parameters instead of indexes.
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Assign format of DateTime with data annotations?
... Just tried that, it still displays the time in the TextBox and when it's just displayed on the page.
– Steven
Mar 9 '11 at 22:30
3
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How do I get the directory from a file's full path?
... relative name, use new FileInfo(path).Directory.FullName.
Note that Path and FileInfo are both found in the namespace System.IO.
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How do I jump out of a foreach loop in C#?
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Use break; and this will exit the foreach loop
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How can I shuffle an array? [duplicate]
...;
for (i = a.length - 1; i > 0; i--) {
j = Math.floor(Math.random() * (i + 1));
x = a[i];
a[i] = a[j];
a[j] = x;
}
return a;
}
ES2015 (ES6) version
/**
* Shuffles array in place. ES6 version
* @param {Array} a items An array containing the items.
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Python - How to sort a list of lists by the fourth element in each list? [duplicate]
...tter(3) here (from the operator module). While some people find itemgetter and attrgetter less readable than lambdas, others use them extensively, so it's at least worth being able to read them and know what they do.
– abarnert
Jul 9 '13 at 18:20
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Run command on the Ansible host
Is it possible to run commands on the Ansible host?
8 Answers
8
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Placing Unicode character in CSS content value [duplicate]
...8?
nav a:hover:after {
content: "↓";
}
If that's not good enough, and you want to keep it all-ASCII:
nav a:hover:after {
content: "\2193";
}
The general format for a Unicode character inside a string is \000000 to \FFFFFF – a backslash followed by six hexadecimal digits. You can le...
How to check if multiple array keys exists
...x the only issue is that if $keys contains one element that is not in $arr and another that is in it, !array_diff_key returns empty => false (3v4l example)...
– CPHPython
Aug 17 '18 at 10:10
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How to create correct JSONArray in Java using JSONObject
...lain the difference. In java 6 org.json.JSONArray contains the put method and in java 7 javax.json contains the add method.
An example of this using the builder pattern in java 7 looks something like this:
JsonObject jo = Json.createObjectBuilder()
.add("employees", Json.createArrayBuilder()
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