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How to quit scala 2.11.0 REPL?
In the last version of scala (2.10.3) REPL, I can type em>x m>it to quit from REPL. However, in Scala 2.11.0 this doesn't work.
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How do I get the collection of Model State Errors in ASP.NET MVC?
...ewData.ModelState.IsValid %>
or
<% ViewData.ModelState.Values.Any(m>x m> => m>x m>.Errors.Count >= 1) %>
and for a specific property...
<% ViewData.ModelState["Property"].Errors %> // Note this returns a collection
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Why is #!/usr/bin/env bash superior to #!/bin/bash?
...hes PATH for bash, and bash is not always in /bin, particularly on non-Linum>x m> systems. For em>x m>ample, on my OpenBSD system, it's in /usr/local/bin, since it was installed as an optional package.
If you are absolutely sure bash is in /bin and will always be, there's no harm in putting it directly in y...
git switch branch without discarding local changes
...wo commits per stash entry, in an unusual arrangement—are on no branch. Em>x m>cept for very short term special cases, though, I generally prefer making a normal commit. You can git reset --soft or git reset --mim>x m>ed later, or use git commit --amend to shove it aside, when you're back to working on that...
Standard deviation of a list
...n and standard deviation of 1st, 2nd,... digits of several (Z) lists. For em>x m>ample, I have
8 Answers
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Why should I prefer single 'await Task.WhenAll' over multiple awaits?
... (faulted or canceled tasks). Awaiting manually in sequence would cause unem>x m>pected concurrency because the part of your program that wants to wait will actually continue early.
I think it also makes reading the code easier because the semantics that you want are directly documented in code.
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How to create module-wide variables in Python? [duplicate]
...ears below, the Python interpreter said the variable __DBNAME__ did not em>x m>ist.
5 Answers
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Java Synchronized Block for .class
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The snippet synchronized(m>X m>.class) uses the class instance as a monitor. As there is only one class instance (the object representing the class metadata at runtime) one thread can be in this block.
With synchronized(this) the block is guarded by the...
What is the difference between 'content' and 'tem>x m>t'
...Python Requests library. I notice that the fine documentation has many em>x m>amples of how to do something without em>x m>plaining the why . For instance, both r.tem>x m>t and r.content are shown as em>x m>amples of how to get the server response. But where is it em>x m>plained what these properties do? For i...
How do I list loaded plugins in Vim?
...imilar Vim commands, is that they display information in a large slab of tem>x m>t, which is very hard to visually parse.
To get around this, I wrote Headlights, a plugin that adds a menu to Vim showing all loaded plugins, Tem>x m>tMate style. The added benefit is that it shows plugin commands, mappings, fil...