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Select the values of one property on all objects of an array in PowerShell
...r alternative:
# By property name (string):
$objects.ForEach('Name')
# By script block (more flexibility; like ForEach-Object)
$objects.ForEach({ $_.Name })
This approach is similar to member enumeration, with the same tradeoffs, except that pipeline logic is not applied; it is marginally slower,...
Set the value of a variable with the result of a command in a Windows batch file
...d suggest using Cygwin on your Windows system if you are used to Unix-type scripting.
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Compiling Java 7 code via Maven
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Check the mvn script in your maven installation to see how it's building the command. Perhaps you or someone else has hard-coded a JAVA_HOME in there and forgotten about it.
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Extract a dplyr tbl column as a vector
... use_series(Species) is perhaps even more readable. Thanks for alerting me to these functions, there are several other handy ones where that came from.
– nacnudus
Nov 26 '14 at 9:27
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How to return a string value from a Bash function
...ou can set a global variable and call it "return", as I see you do in your scripts. But then that is by convention, NOT actually tied programmatically to the execution of your code. "clearly a better way"? Um, no. Command substitution is far more explicit and modular.
– Wil...
Django: How to manage development and production settings?
...INGS_MODULE environment variable.
Setting DJANGO_SETTINGS_MODULE using a script or a shell
You can then use a bootstrap script or a process manager to load the correct settings (by setting the environment), or just run it from your shell before starting Django: export DJANGO_SETTINGS_MODULE=myapp...
Python Unicode Encode Error
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Don't hardcode the character encoding of your environment inside your script; print Unicode text directly instead:
assert isinstance(text, unicode) # or str on Python 3
print(text)
If your output is redirected to a file (or a pipe); you could use PYTHONIOENCODING envvar, to specify the chara...
Adding a directory to $LOAD_PATH (Ruby)
...$;, etc. ). They are quite cryptic and their use in anything but one-liner scripts is discouraged."
– bobmagoo
Sep 19 '15 at 21:06
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Is there a HTML opposite to ?
Is there a tag in HTML that will only display its content if JavaScript is enabled? I know <noscript> works the opposite way around, displaying its HTML content when JavaScript is turned off. But I would like to only display a form on a site if JavaScript is available, telling them why they ...
Why does Javascript getYear() return 108?
... stick with the old behavior
This outputs 99 in all browsers:
javascript:alert(new Date(917823600000).getYear());
This outputs 108 in FF/WebKit, and 2008 in Opera/IE:
javascript:alert(new Date().getYear());
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