大约有 23,000 项符合查询结果（耗时：0.0331秒） [XML]
How to get MVC action to return 404
I have an action that takes in a string that is used to retrieve some data. If this string results in no data being returned (maybe because it has been deleted), I want to return a 404 and display an error page.
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Convert HTML to PDF in .NET
... nuget package.
Use Example Method.
public static Byte[] PdfSharpConvert(String html)
{
Byte[] res = null;
using (MemoryStream ms = new MemoryStream())
{
var pdf = TheArtOfDev.HtmlRenderer.PdfSharp.PdfGenerator.GeneratePdf(html, PdfSharp.PageSize.A4);
pdf.Save(ms);
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How do you log content of a JSON object in Node.js?
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@chovy: something like this might work: console.log(JSON.stringify(json, null, 4));
– Eric Brandel
Sep 3 '13 at 21:05
1
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How to check if a variable exists in a FreeMarker template?
... This only check if the var exists. But if you have an empty String in "userName", the <#if userName??> will return true !! See @user1546081 answer on this page to address this issue.
– Adrien Be
Jan 15 '13 at 10:22
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Mockito: Inject real objects into private @Autowired fields
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+1: Worked for me... except for String objects. Mockito complains: Mockito cannot mock/spy following: - final classes - anonymous classes - primitive types
– Adrian Pronk
Aug 27 '14 at 0:32
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How to specify a multi-line shell variable?
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You should use 'EOF' on the first line if the multiline string isn't meant to be parsed for shell variables and the like.
– Michael Mol
May 3 '17 at 15:33
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How do I get a file's directory using the File object?
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If you do something like this:
File file = new File("test.txt");
String parent = file.getParent();
parent will be null.
So to get directory of this file you can do next:
parent = file.getAbsoluteFile().getParent();
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How can we redirect a Java program console output to multiple files?
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To solve the problem I use ${string_prompt} variable.
It shows a input dialog when application runs. I can set the date/time manually at that dialog.
Move cursor at the end of file path.
Click variables and select string_prompt
Select Apply and Run
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Convert boolean result into number/integer
... Why? This works on truthiness which is more general and accepts any type (string, number, etcetera.) The unary answer is clever indeed, but if I pass it a string it returns NaN. So if you want L33T and guarantee the input, go urary, otherwise methinks the ternary + truthy test is best.
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Print Var in JsFiddle
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And to pritty print objects... out(JSON.stringify(myObject, null, 2));
– Andrew Lank
Mar 17 '14 at 14:52
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