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Graphviz: How to go from .dot to a graph?
...dot file, which is valid according to the syntax. How do I use graphviz to convert this into an image?
11 Answers
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Deserialize json object into dynamic object using Json.net
...est]
public void DynamicDeserialization()
{
dynamic jsonResponse = JsonConvert.DeserializeObject("{\"message\":\"Hi\"}");
jsonResponse.Works = true;
Console.WriteLine(jsonResponse.message); // Hi
Console.WriteLine(jsonResponse.Works); // True
Console.WriteLine(JsonConvert.Seriali...
Checking if a variable is an integer
...) rescue false This will not work for "1" if you want to check if it will convert
– mc.
Feb 18 '14 at 18:15
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Why does the is operator return false when given null?
...'t need other types of conversion here) conversion exists; (2) null can be converted to any reference type. Therefore (null is T), where T is a reference type should return true. But no, here we have that explicit exception, which is what seems confusing to me.
– Gebb
...
upstream sent too big header while reading response header from upstream
... message: PHP Notice: Undefined index: Firstname in /srv/www/classes/data_convert.php on line 1090
PHP message: PHP Notice: Undefined index: Lastname in /srv/www/classes/data_convert.php on line 1090
... // 20 lines of same
PHP message: PHP Notice: Undefined index: Firstname in /srv/www/classes/d...
Access multiple elements of list knowing their index
... = pd.Series([-2, 1, 5, 3, 8, 5, 6])
b = [1, 2, 5]
c = a[b]
You can then convert c back to a list if you want:
c = list(c)
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Convert Dictionary to semicolon separated string in c#
... 'answer',
autoActivateHeartbeat: false,
convertImagesToLinks: true,
noModals: true,
showLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix...
sqlite database default time value 'now'
... the timestamp (created_at-column) is saved as unix epoch UTC timezone and converted to local timezone only when necessary.
Using unix epoch saves storage space - 4 bytes integer vs. 24 bytes string when stored as ISO8601 string, see datatypes. If 4 bytes is not enough that can be increased to 6 or...
parseInt(null, 24) === 23… wait, what?
...
It's converting null to the string "null" and trying to convert it. For radixes 0 through 23, there are no numerals it can convert, so it returns NaN. At 24, "n", the 14th letter, is added to the numeral system. At 31, "u", the 21...
Equivalent to 'app.config' for a library (DLL)
...
public static T Setting<T>(string name)
{
return (T)Convert.ChangeType(AppSettings.Settings[name].Value, typeof(T), nfi);
}
}
App.Config file sample
<add key="Enabled" value="true" />
<add key="ExportPath" value="c:\" />
<add key="Seconds" value="25" />...