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What are the rules for JavaScript's automatic semicolon insertion (ASI)?
...
First of all you should know which statements are affected by the automatic semicolon insertion (also known as ASI for brevity):
empty statement
var statement
expression statement
do-while statement
continue statement
break statement
return statement
throw stateme...
Linq: GroupBy, Sum and Count
... .Select(cl => new ResultLine
{
ProductName = cl.First().Name,
Quantity = cl.Count().ToString(),
Price = cl.Sum(c => c.Price).ToString(),
}).ToList();
The use of First() here to get the product name assumes that every...
Right way to initialize an OrderedDict using its constructor such that it retains order of initial d
...an iterable) of key-value pairs, as in your last two examples. As the documentation you linked to says, the OrderedDict does not have access to any order when you pass in keyword arguments or a dict argument, since any order there is removed before the OrderedDict constructor sees it.
Note that us...
What happens to an open file handle on Linux if the pointed file gets moved or deleted
What happens to an open file handle on Linux if the pointed file meanwhile gets:
7 Answers
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How to detect modifier key states in WPF?
Is there some global constructs that I can use whenever I need to access whether the Control, Shift, Alt buttons are down? For instance inside MouseDown event of a TreeView .
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Git merge errors
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It's worth understanding what those error messages mean - needs merge and error: you need to resolve your current index first indicate that a merge failed, and that there are conflicts in those files. If you've decided that whatever merge you were trying to do was a...
How can I use grep to show just filenames on Linux?
How can I use grep to show just file-names (no in-line matches) on Linux?
4 Answers
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Ignoring SSL certificate in Apache HttpClient 4.3
...Factory(
sslsf).build();
HttpGet httpGet = new HttpGet("https://some-server");
CloseableHttpResponse response = httpclient.execute(httpGet);
try {
System.out.println(response.getStatusLine());
HttpEntity entity = response.getEntity();
EntityUtils.consume(entity);
} finally {
...
When should one use a 'www' subdomain?
...in cookies a la *.example.com. There are two pertinent impacts.
First it means that any user you're giving cookies to will send those cookies back with requests that match the domain. So even if you have a subdomain, images.example.com, the example.com cookie will always be sent with requests to t...
How do I write a “tab” in Python?
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This is the code:
f = open(filename, 'w')
f.write("hello\talex")
The \t inside the string is the escape sequence for the horizontal tabulation.
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