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How to show line number when executing bash script
I have a test script which has a lot of commands and will generate lots of output, I use set -x or set -v and set -e , so the script would stop when error occurs. However, it's still rather difficult for me to locate which line did the execution stop in order to locate the problem.
Is there a m...
Testing javascript with Mocha - how can I use console.log to debug a test?
...-require should
-R spec
--ui bdd
Hmm..just tested without any mocha.opts and console.log still works.
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Write text files without Byte Order Mark (BOM)?
...tEnc); // open file with encoding
// write data here
file.Close(); // save and close it
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Precision String Format Specifier In Swift
... This is unnecessarily complicated. realityone's answer works and is much more concise.
– Steven Marlowe
Dec 20 '14 at 5:41
9
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Multiple columns index when using the declarative ORM extension of sqlalchemy
According to the documentation and the comments in the sqlalchemy.Column class, we should use the class sqlalchemy.schema.Index to specify an index that contains multiple columns.
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Extension methods cannot be dynamically dispatched
...methods, which is not supported.
Cast the dynamic types to actual types, and it will work.
From what I see now, I'd say:
(string) ViewBag.MagNo
Which would result in
@foreach (var item in Model)
{
@Html.DropDownListFor(modelItem => item.TitleIds,
new SelectList(ViewBag.TitleNam...
Check if current directory is a Git repository
...use it in a script.
Condensed into a one line condition suitable for bash and zsh
[ -d .git ] && echo .git || git rev-parse --git-dir > /dev/null 2>&1
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AngularJS ng-repeat handle empty list case
I thought this would be a very common thing, but I couldn't find how to handle it in AngularJS. Let's say I have a list of events and want to output them with AngularJS, then that's pretty easy:
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CSS3 transform not working
... My CSS works in Firefox but I've failed to replicate the effect in Chrome and Safari. I know IE doesn't support this CSS3 property so that's not a problem.
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Python dict how to create key or append an element to key?
...his answer suggests a far better way. In fact it gets set() as an argument and allows you to use add() method...
– fatih_dur
Feb 9 '16 at 2:27
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