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How to skip “are you sure Y/N” when deleting files in batch files
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Use del /F /Q to force deletion of read-only files (/F) and directories and not ask to confirm (/Q) when deleting via wildcard.
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Get dimension from XML and set text size in runtime
... @dphans The Resources.getDimension() method returns the value that is already multiplied by appropriate metric
– pkuszewski
Nov 14 '18 at 15:18
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Convert bytes to a string
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If you don't know the encoding, then to read binary input into string in Python 3 and Python 2 compatible way, use the ancient MS-DOS CP437 encoding:
PY3K = sys.version_info >= (3, 0)
lines = []
for line in stream:
if not PY3K:
lines.append(line)
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jQuery - Detect value change on hidden input field
...red an answer, in case it becomes useful to anyone who comes across this thread.
Changes in value to hidden elements don't automatically fire the .change() event. So, wherever it is that you're setting that value, you also have to tell jQuery to trigger it.
function setUserID(myValue) {
$('#...
How to get the pure text without HTML element using JavaScript?
...it still is good enough for any application for which the HTML source is already known not to contain unbalanced angle brackets.
– jcomeau_ictx
Aug 29 '16 at 23:39
add a comme...
Is there any Rails function to check if a partial exists?
... print something if the partial is missing, though?
Edit 1: Oh, I fail at reading comprehension. You did say that you wanted to render something else. In that case, how about this?
<%= render :partial => "#{dynamic_partial}" rescue render :partial => 'partial_that_actually_exists' %>...
How to specify JVM maximum heap size “-Xmx” for running an application with “run” action in SBT?
...without the -J shown in this answer. I can confirm that this file is being read by the fact that sbt assembly issues a warning regarding -XX:MaxPermSize and when I change that value the warning shows the value I entered and not the "256m" value it showed originally.
– Night Owl...
Change GitHub Account username
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Yes, it's possible. But first read, "What happens when I change my username?"
To change your username, click your profile picture in the top right corner, then click Settings. On the left side, click Account. Then click Change username.
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Reorder levels of a factor without changing order of values
...evels = letters[4:1]) wouldn't throw an error, but it can be confounding!
Read the ?factor manual thoroughly! What's the difference between factor(g, levels = letters[4:1]) and factor(g, labels = letters[4:1])? What's similar in levels(g) <- letters[4:1] and g <- factor(g, labels = letters[4:...
Why is [1,2] + [3,4] = “1,23,4” in JavaScript?
...d IE9. Checking other browsers and versions is left as an exercise for the reader.
Note: As pointed out by CMS, for certain cases of objects such as Number, Boolean and custom ones the + operator doesn't necessarily produce a string result. It can vary depending on the implementation of object to pr...