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Only get hash value using md5sum (without filename)
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How come echo ($(echo -n foo | md5sum)) doesn't work? Errors out bash: syntax error near unexpected token $(echo -n foo | md5sum)'
– lkraav
Aug 26 '15 at 4:42
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Neither BindingResult nor plain target object for bean name available as request attribute [duplicat
...processAddCommodities(
@Valid Commodity commodity,
Errors errors) {
if (errors.hasErrors()) {
ModelAndView model = new ModelAndView("goodsForm");
model.addObject("searchRequest", new SearchRequest());
return model;
}
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How can I efficiently download a large file using Go?
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I'll assume you mean download via http (error checks omitted for brevity):
import ("net/http"; "io"; "os")
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out, err := os.Create("output.txt")
defer out.Close()
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resp, err := http.Get("http://example.com/")
defer resp.Body.Close()
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n, err := io.Copy(out,...
Escape quote in web.config connection string
...in the string and the query string can't be parsed resulting in the stated error. If it were that easy I wouldn't have asked here ;-)
– Sebastian P.R. Gingter
Jul 5 '10 at 8:06
1
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How can I convert this foreach code to Parallel.ForEach?
I am a bit of confused about Parallel.ForEach .
What is Parallel.ForEach and what does it exactly do?
Please don't reference any MSDN link.
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Is it possible to cast a Stream in Java 8?
Is it possible to cast a stream in Java 8? Say I have a list of objects, I can do something like this to filter out all the additional objects:
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Best way to use Google's hosted jQuery, but fall back to my hosted library on Google fail
...and any jQuery ready event handlers should be in the <body> to avoid errors (although it's not fool-proof!).
One more reason to not use Google-hosted jQuery is that in some countries, Google's domain name is banned.
s...
What does the exclamation mark do before the function?
...ight be tempted to try this:
function () {}()
but it results in a SyntaxError.
Using the ! operator before the function causes it to be treated as an expression, so we can call it:
!function () {}()
This will also return the boolean opposite of the return value of the function, in this case t...
How Do I Get the Query Builder to Output Its Raw SQL Query as a String?
...query);
$result = $builder->get();
Or you can deliberately trigger an error, for example, by using a non-existent table or column. Then you can see the generated query in the exception message.
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Does a finally block always run?
...y, I remember a project where we foolishly tried to use
catch (OutOfMemoryError oome) {
// do stuff
}
This didn't work because the JVM had no memory left for executing the catch block.
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