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Running Windows batch file commands asynchronously
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Using the START command to run each program should get you what you need:
START "title" [/D path] [options] "command" [parameters]
Every START invocation runs the command given in its parameter and returns immediately, unless executed with a /WAIT switch.
That applies to command-...
Difference between “or” and || in Ruby? [duplicate]
What's the difference between the or and || operators in Ruby? Or is it just preference?
8 Answers
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string.IsNullOrEmpty(string) vs. string.IsNullOrWhiteSpace(string)
...hat each char in the string is the whitespace, hence superior performance. What confuses you actually?
– Ivan Danilov
Apr 11 '14 at 9:21
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don't fail jenkins build if execute shell fails
... that Quolonel Questions snappy remark was unprofessional, he was right in what he said. "exit 0" will NOT mark the job successful. It will just mark the current build step successful. The job can still fail on one of the next build steps.
– noamik
Dec 9 '15 at...
Call asynchronous method in constructor?
...chronous nature of the download and design for it.
In other words, decide what your application should look like while the data is downloading. Have the page constructor set up that view, and start the download. When the download completes update the page to display the data.
I have a blog post on...
In pure functional languages, is there an algorithm to get the inverse function?
...completely automatically to derive an inverse function. (It also discusses what makes the problem hard when the functions are not polymorphic.)
What you get out in the case your function is invertible is the inverse (with a spurious input); in other cases, you get a function which tries to "merge" ...
Django CharField vs TextField
What is the difference between CharField() and TextField() in Django? The documentation says that CharField() should be used for smaller strings and TextField() should be used for larger strings. Okay, but where is the line drawn between "small" and "large"? What's going on under the ho...
How do I alias commands in git?
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noob question: what does it mean to "be sourced from" ~/.bashrc file?
– ahnbizcad
Aug 25 '15 at 6:27
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Error :: duplicate files during packaging of APK
... Sorry Xavier. I didn't understood your answer then. Now I can see what did you mean. I tried to change to exclude 'META-INF/notice.txt' but then console prompted that Duplicate files copied in APK META-INF/NOTICE.txt. Strange, isn't it? There is no resources directory under C:\PathToAndroid...
How do you use script variables in psql?
...riable 'value' does not include any quote inside the variable, contrary to what this answer says. When in doubt, use \echo :myvariable within psql to display the value independantly of any query.
– Daniel Vérité
May 7 '14 at 18:01
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