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What does an exclamation mark mean in the Swift language?
...wn as forced unwrapping of the optional’s value:
Example
let possibleString: String? = "An optional string."
print(possibleString!) // requires an exclamation mark to access its value
// prints "An optional string."
let assumedString: String! = "An implicitly unwrapped optional string."
print...
What is the equivalent of 'describe table' in SQL Server?
...lename is a variable in the example. The sp works both ways, with either a string or the 'plain' tablename (exec sp_help Employees or exec sp_help 'Employees')
– KekuSemau
Nov 7 '18 at 7:29
...
How to write a UTF-8 file with Java?
...(
new FileOutputStream("outfilename"), "UTF-8"));
try {
out.write(aString);
} finally {
out.close();
}
share
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How do I get the current date in JavaScript?
...ntaining the current date and time.
var today = new Date();
var dd = String(today.getDate()).padStart(2, '0');
var mm = String(today.getMonth() + 1).padStart(2, '0'); //January is 0!
var yyyy = today.getFullYear();
today = mm + '/' + dd + '/' + yyyy;
document.write(today);
This wi...
JSON Stringify changes time of date because of UTC
...
JSON uses the Date.prototype.toISOString function which does not represent local time -- it represents time in unmodified UTC -- if you look at your date output you can see you're at UTC+2 hours, which is why the JSON string changes by two hours, but if this ...
One or more types required to compile a dynamic expression cannot be found. Are you missing referenc
... while (retry)
{
try
{
string textTemplate = File.ReadAllText(templatePath);
Razor.CompileWithAnonymous(textTemplate, templateFileName);
retry = false;
}
catch (TemplateCompilationException ex...
CSS/HTML: What is the correct way to make text italic?
...t weak form) and explicit sementics where the developer must make a bit of extra effort to add value to his content (expensive and labour intensive but can yield good quality content).
– logout
Jan 21 '10 at 10:48
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How to read a .xlsx file using the pandas Library in iPython?
...xcel table into a pandas DataFrame
Parameters
----------
io : string, path object (pathlib.Path or py._path.local.LocalPath),
file-like object, pandas ExcelFile, or xlrd workbook.
The string could be a URL. Valid URL schemes include http, ftp, s3,
and file. For f...
Can someone copyright a SQL query? [closed]
...l with the jargon Ryan, some non-programmer types may consider != to mean "Extra equal".
– Jrud
Dec 3 '09 at 16:21
@Ry...
Maven2: Best practice for Enterprise Project (EAR file)
... prompted me to make a selection by entering a number or entering a search string e.g.:
513: remote -> org.xwiki.commons:xwiki-commons-component-archetype
514: remote -> org.xwiki.rendering:xwiki-rendering-archetype-macro
515: remote -> org.zkoss:zk-archetype-component
516: remote -> or...