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Multiline syntax for piping a heredoc; is this portable?
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Yes, the POSIX standard allows this. According to the 2008 version:
The here-document shall be treated as a single word that begins after
the next <newline> and continues until there is a line containing only
the delimiter and ...
Why is the default value of the string type null instead of an empty string?
...pe null instead of an empty
string?
Because string is a reference type and the default value for all reference types is null.
It's quite annoying to test all my strings for null before I can
safely apply methods like ToUpper(), StartWith() etc...
That is consistent with the behaviour of...
How to git reset --hard a subdirectory?
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With Git 2.23 (August 2019), you have the new command git restore
git restore --source=HEAD --staged --worktree -- aDirectory
# or, shorter
git restore -s@ -SW -- aDirectory
That would replace both the index and working tree with HEAD content, like an reset --hard would,...
Why does z-index not work?
So if I understand z-index correctly, it would be perfect in this situation:
4 Answers
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Mocking Extension Methods with Moq
... description of the tool:
Moles is a lightweight framework for test stubs and detours in .NET that is based on delegates.
Moles may be used to detour any .NET method, including non-virtual/static methods in sealed types.
You can use Moles with any testing framework (it's independent about that).
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XmlSerializer: remove unnecessary xsi and xsd namespaces
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Since Dave asked for me to repeat my answer to Omitting all xsi and xsd namespaces when serializing an object in .NET, I have updated this post and repeated my answer here from the afore-mentioned link. The example used in this answer is the same example used for the other question. What ...
An error occurred while signing: SignTool.exe not found
...ework 4.5 Developer Preview is a prerelease version of the .NET Framework, and should not be used in production scenarios. It is an in-place update to the .NET Framework 4. You would need to uninstall this prerelease product from ARP.
https://blogs.msdn.microsoft.com/vsnetsetup/2013/11/18/an-error...
$(document).click() not working correctly on iPhone. jquery [duplicate]
This function works perfectly on IE, Firefox and Chrome but when on the iPhone, it will only work when clicking on a <img> . Clicking on the page (anywhere but on a img) wont fire the event.
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Is there a string math evaluator in .NET?
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You could add a reference to Microsoft Script Control Library (COM) and use code like this to evaluate an expression. (Also works for JScript.)
Dim sc As New MSScriptControl.ScriptControl()
sc.Language = "VBScript"
Dim expression As String = "1 + 2 * 7"
Dim result As Double = sc.Eval(expres...
Direct vs. Delegated - jQuery .on()
I am trying to understand this particular difference between the direct and delegated event handlers using the jQuery .on() method . Specifically, the last sentence in this paragraph:
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