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How do I access properties of a javascript object if I don't know the names?
...ey);
}
}
As you noted, keys are not guaranteed to be in any particular order. Note how this differs from the following:
for each (var value in data) {
console.log(value);
}
This example loops through values, so it would log Property Name and 0. N.B.: The for each syntax is mostly only suppo...
Rotating a two-dimensional array in Python
...breakdown:
[::-1] - makes a shallow copy of the original list in reverse order. Could also use reversed() which would produce a reverse iterator over the list rather than actually copying the list (more memory efficient).
* - makes each sublist in the original list a separate argument to zip() (i....
Best way to resolve file path too long exception
...s defined as 260 characters. A local
path is structured in the following order: drive letter, colon,
backslash, name components separated by backslashes, and a terminating
null character. For example, the maximum path on drive D is "D:\some
256-character path string<NUL>" where "<NU...
JavaScript - get the first day of the week from current date
...cts, you can know the number of day of the week (being 0=Sunday, 1=Monday, etc).
You can then subtract that number of days plus one, for example:
function getMonday(d) {
d = new Date(d);
var day = d.getDay(),
diff = d.getDate() - day + (day == 0 ? -6:1); // adjust when day is sunday
re...
How many spaces will Java String.trim() remove?
...answer isn't intended to be a comprehensive analysis of trim, isWhiteSpace etc, or a discussion of ambiguities in the Java docs; it's a straightforward answer to the specific question asked above -- ie, does the trim method remove a single space or multiple spaces?
– LukeH
...
How do I execute a program from Python? os.system fails due to spaces in path
...offers more flexibility in controlling the process (capturing input/output etc), so is preferred.
– Brian
Oct 15 '08 at 11:16
6
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IIS7 Overrides customErrors when setting Response.StatusCode?
...px, I could put <% Response.StatusCode = 404 %> in the contents in order to make it have a true 404 status header.
...
Upgrade python packages from requirements.txt using pip command
...
I suggest freezing all of your dependencies in order to have predictable builds.
When doing that, you can update all dependencies at once like this:
sed -i '' 's/==/>=/g' requirements.txt
pip install -U -r requirements.txt
pip freeze > requirements.txt
Having do...
find: missing argument to -exec
...
I really confused. find /etc/nginx -name '*.conf' -exec echo {} ; and find /etc/nginx -name '*.conf' -exec echo {}\; gave the same result. :(
– Kirby
Mar 14 '16 at 22:19
...
How to merge two arrays in JavaScript and de-duplicate items
...var array3 = array1.concat(array2).unique();
This will also preserve the order of the arrays (i.e, no sorting needed).
Since many people are annoyed about prototype augmentation of Array.prototype and for in loops, here is a less invasive way to use it:
function arrayUnique(array) {
var a = ar...