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C++ wait for user input [duplicate]
... covers this in some depth, with solutions for Windows, Unix-like systems, and even MS-DOS and VMS.
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Getting command-line password input in Python
...t error I got was a TypeError for the 'passwor += x' line. It said: "can't convert bytes object to str implicitly". I changed the line so that I explicitly cast x to string such as: "password += str(x)". But the code still does not work. When I run it, it doesn't prompt me for input, it just prints ...
Could not find an implementation of the query pattern
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Hi easiest way to do this is to convert this IEnumerable into a Queryable
If it is a queryable, then performing queries becomes easy.
Please check this code:
var result = (from s in _ctx.ScannedDatas.AsQueryable()
where s.Da...
Advantages and disadvantages of GUID / UUID database keys
...es, but there's always a bit of uncertainty, especially around performance and un-read-out-over-the-phone-able URLs.
9 Answ...
Writing/outputting HTML strings unescaped
...med mystring...
You can use:
@Html.Raw(mystring)
Alternatively you can convert your string to HtmlString or any other type that implements IHtmlString in model or directly inline and use regular @:
@{ var myHtmlString = new HtmlString(mystring);}
@myHtmlString
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When should we use Observer and Observable?
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You have a concrete example of a Student and a MessageBoard. The Student registers by adding itself to the list of Observers that want to be notified when a new Message is posted to the MessageBoard. When a Message is added to the MessageBoard, it iterates over it...
Java split() method strips empty strings at the end? [duplicate]
...Word + "'"); } } return l; } returns 'a' and ' '. Whereas, if String s = "a a"; then output is just 'a' followed by another 'a' Why is this happening in Java 8?
– sofs1
Feb 1 '19 at 23:06
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Remove the image from a imageview Android [duplicate]
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strange! its not working. In fact setImageResouce(0) and setBackground(null) is also not working. Any idea what could be the reason or any trick to clear the cache or something.
– RamKr
Feb 23 '15 at 13:57
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Can I change a column from NOT NULL to NULL without dropping it?
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I tried with alter column and it didn't work with the latest mysql server. I tried with modify column and it worked. Strange...
– Kostas Andrianos
Aug 19 '17 at 15:29
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Concatenate multiple result rows of one column into one, group by another column [duplicate]
...st
FROM tbl
GROUP BY 1;
The 1 in GROUP BY 1 is a positional reference and a shortcut for GROUP BY movie in this case.
string_agg() expects data type text as input. Other types need to be cast explicitly (actor::text) - unless an implicit cast to text is defined - which is the case for all othe...