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Traverse a list in reverse order in Python
...lso access the original index, use enumerate() on your list before passing it to reversed():
>>> for i, e in reversed(list(enumerate(a))):
... print(i, e)
...
2 baz
1 bar
0 foo
Since enumerate() returns a generator and generators can't be reversed, you need to convert it to a list f...
iPhone Simulator - Simulate a slow connection?
...
An app called SpeedLimit
https://github.com/mschrag/speedlimit
Works great.
chris.
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I didn't find “ZipFile” class in the “System.IO.Compression” namespace
...e System.IO.Compression.ZipFile
<!-- Version here correct at time of writing, but please check for latest -->
<PackageReference Include="System.IO.Compression.ZipFile" Version="4.3.0" />
If you are working on .NET Framework without NuGet, you need to add a dll reference to the assembl...
Regular expression that matches valid IPv6 addresses
I'm having trouble writing a regular expression that matches valid IPv6 addresses, including those in their compressed form (with :: or leading zeros omitted from each byte pair).
...
Program only crashes as release build — how to debug?
...chroedinger's Cat" type of problem here -- my program (actually the test suite for my program, but a program nonetheless) is crashing, but only when built in release mode, and only when launched from the command line. Through caveman debugging (ie, nasty printf() messages all over the place), I hav...
Delete element in a slice
How does this delete trick with the append function work?
6 Answers
6
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Git merge reports “Already up-to-date” though there is a difference
I have a git repository with 2 branches: master and test.
15 Answers
15
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How do I access properties of a javascript object if I don't know the names?
...question), you'll want to only loop through keys that belong to the object itself, as opposed to keys on the object's prototype:
for (var key in data) {
if (data.hasOwnProperty(key)) {
console.log(key);
}
}
As you noted, keys are not guaranteed to be in any particular order. Note how this...
How do I list all cron jobs for all users?
...l let me view all of a *NIX system's scheduled cron jobs at once? I'd like it to include all of the user crontabs, as well as /etc/crontab , and whatever's in /etc/cron.d . It would also be nice to see the specific commands run by run-parts in /etc/crontab .
...
Is it possible to get the non-enumerable inherited property names of an object?
...yNames can get you non-enumerable properties, you can use that and combine it with walking up the prototype chain.
function getAllProperties(obj){
var allProps = []
, curr = obj
do{
var props = Object.getOwnPropertyNames(curr)
props.forEach(function(prop){
...