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Can you supply arguments to the map(&:method) syntax in Ruby?
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that's my point @sawa :) That it makes sense with + but wouldn't for another method or let's say if you wanted to divide each number by X.
– Kostas Rousis
May 16 '14 at 13:28
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How to replace ${} placeholders in a text file?
I want to pipe the output of a "template" file into MySQL, the file having variables like ${dbName} interspersed. What is the command line utility to replace these instances and dump the output to standard output?
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Importing CSV with line breaks in Excel 2007
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In my case this worked, in a way: it correctly collapsed the CSV to the single records but removed all data in a field past the newline.
– Lilienthal
May 25 '14 at 20:11
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Is Task.Result the same as .GetAwaiter.GetResult()?
... not deadlock the UI. Edit: I know this is old, but that doesn't alleviate my frustration finding answers that state this with no alternatives for situations where you can't just use await.
– Thomas F.
Jun 18 '18 at 13:19
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Oracle TNS names not showing when adding new connection to SQL Developer
...-> Databases -> Advanced
Then explicitly set the Tnsnames Directory
My TNSNAMES was set up correctly and I could connect to Toad, SQL*Plus etc. but I needed to do this to get SQL Developer to work. Perhaps it was a Win 7 issue as it was a pain to install too.
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git-diff to ignore ^M
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For my project (it was checkout out on Windows and I'm viewing it on Linux), cr-at-eol got rid of ^M at the end of lines in git diff all right, but GIT still showed those lines as different, although the line ending was the only ...
Loop through files in a directory using PowerShell
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Give this a try:
Get-ChildItem "C:\Users\gerhardl\Documents\My Received Files" -Filter *.log |
Foreach-Object {
$content = Get-Content $_.FullName
#filter and save content to the original file
$content | Where-Object {$_ -match 'step[49]'} | Set-Content $_.FullName
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How do I sort an NSMutableArray with custom objects in it?
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I did this in iOS 4 using a block.
Had to cast the elements of my array from id to my class type.
In this case it was a class called Score with a property called points.
Also you need to decide what to do if the elements of your array are not the right type, for this example I just retu...
How to set transform origin in SVG
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Wow. Would +10 if I could. This saved my day! Thanks.
– Cullub
Jan 23 '16 at 0:08
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In Laravel, the best way to pass different types of flash messages in the session
I'm making my first app in Laravel and am trying to get my head around the session flash messages. As far as I'm aware in my controller action I can set a flash message either by going
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