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Ideal way to cancel an executing AsyncTask
...e audio-file-fetching and audio file playback operations in a background thread using AsyncTask . A Cancellable progress bar is shown for the time the fetch operation runs.
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Script to get the HTTP status code of a list of urls?
...tatus code
To wrap this up in a complete Bash script:
#!/bin/bash
while read LINE; do
curl -o /dev/null --silent --head --write-out "%{http_code} $LINE\n" "$LINE"
done < url-list.txt
(Eagle-eyed readers will notice that this uses one curl process per URL, which imposes fork and TCP connect...
What is the Simplest Way to Reverse an ArrayList?
...re trying to access j (the last index of the original ArrayList) but you already removed the object at that index?
– Tony Chan
Nov 7 '14 at 2:51
1
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File extension for PowerShell 3
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@Geddon I once read somewhere that they chose ps1 to avoid conflicts with ps, which was already in use by Adobe Photoshop. Other sources say that versioning had been indeed the reason to call it ps1, but they dropped this idea when introduc...
Is there a ceiling equivalent of // operator in Python?
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@apadana I agree this is very smart, but not very readable and hard to maintain! I have decided to import ceil from math so that when one of my colleagues reads my line of code he will understand what it does!
– SlimCheney
Mar 21 '18 at...
Sleep in JavaScript - delay between actions
...bother answering with the exact code, because it's just way too easy and already answered. This should help in more complicated problems, like if you need at least two sleeps, or if you are planning to sequence asynchronous execution. Feel free to modify it to fit your needs.
let sleeptime = 10...
grep output to show only matching file
...and cryptic – or the equivalent --files-with-matches – longer and more readable.
The output of grep --help is not easy to read, but it's there:
-l, --files-with-matches print only names of FILEs containing matches
sh...
How do you make a deep copy of an object?
...utStream(byteData);
(Object) object = (Object) new ObjectInputStream(bais).readObject();
share
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How to split a string literal across multiple lines in C / Objective-C?
...sides that it will collapse white-space, and could be confusing for people reading the code.
But, it has the up side that you don't need to escape quote characters inside it.
#define QUOTE(...) #__VA_ARGS__
const char *sql_query = QUOTE(
SELECT word_id
FROM table1, table2
WHERE table2.w...
How to print register values in GDB?
...hing for lldb, so let me just note that: for lldb, the command is register read [eax]
– holgac
May 17 '15 at 10:34
If ...