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Replace one character with another in Bash
...acters. It seems like bash's time complexity is worse than linear. A small test: x="$(tr -dc 'a-z \n' </dev/urandom | head -c1M)"; time y="$(tr ' ' \\- <<< "$x")"; time z="${x// /-}". With a string length of 1M (=2^20) tr took 0.04s and bash 5.0.11 took 17s. With 2M tr took 0.07s (expec...
Force CloudFront distribution/file update
... Invalidation request there: docs.amazonwebservices.com/AmazonCloudFront/latest/…
– j0nes
Jul 26 '12 at 6:50
For tho...
What is the native keyword in Java for?
..._HOME}/include/linux Main.c
java -Djava.library.path=. Main
Output:
4
Tested on Ubuntu 14.04 AMD64. Also worked with Oracle JDK 1.8.0_45.
Example on GitHub for you to play with.
Underscores in Java package / file names must be escaped with _1 in the C function name as mentioned at: Invoking J...
How do I forward parameters to other command in bash script?
...nsures that each is seen as a separate word. This explanation along with a test script demonstrating the difference is here: tldp.org/LDP/abs/html/internalvariables.html#APPREF
– Cascabel
Oct 8 '09 at 14:43
...
Simulating ENTER keypress in bash script
...-sk option:
--sk, --skip-keypress Don't wait for a keypress after each test
i.e. sudo rkhunter --sk --checkall
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IIS_IUSRS and IUSR permissions in IIS8
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In my tests the name of the special user to use here has nothing to do with a domain name. It is the name of the Application Pool that is assigned to the site in IIS. This Application Pool may or may not have a name that matches th...
Imitate Facebook hide/show expanding/contracting Navigation Bar
...self.shyNavBarManager.scrollView = self.scrollView;
Oh, and it is battle tested in our own app.
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offsetting an html anchor to adjust for fixed header [duplicate]
...story) {
var match, rect, anchorOffset;
if(!this.ANCHOR_REGEX.test(href)) {
return false;
}
match = document.getElementById(href.slice(1));
if(match) {
rect = match.getBoundingClientRect();
anchorOffset = window.pageYOffset + rect.top - this.g...
What is the at sign (@) in a batch file and what does it do?
...ike (verbosity of) the command processor, and telling about space. :) Nice test batch, too!
– n611x007
Jan 12 '14 at 18:43
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What is the difference between Trap and Interrupt?
...as positive the "Late Answer from a New User" review queue was giving me a test to make sure I was paying attention.
– Noumenon
Jun 1 '16 at 3:33
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