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How to round a number to n decimal places in Java
...method took less than 1ms. As I suspected, this is faster. If you get paid by the clock cycle, this is what you should be doing. I'm surprised Chris Cudmore would even say what he said to be honest. allocating objects is always more expensive than casting primitives and using static methods (Math.ro...
Cache Invalidation — Is there a General Solution?
...ated from (you already stored this in whatever data structure was returned by getData(), so you just copy that record into the data structure returned by transformData()) and then when you call transformData() again, check the last modified time of the file.
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Dictionary text file [closed]
... If you're missing this file, you may install it on Debian/Ubuntu by typing sudo apt-get install wbritish
– airstrike
Jan 26 '14 at 13:38
17
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How to get row from R data.frame
...,]==y
#> A B C
#> 1 TRUE TRUE TRUE
Created on 2020-08-06 by the reprex package (v0.3.0)
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Different ways of adding to Dictionary
...
The performance is almost a 100% identical. You can check this out by opening the class in Reflector.net
This is the This indexer:
public TValue this[TKey key]
{
get
{
int index = this.FindEntry(key);
if (index >= 0)
{
return this.entries[inde...
Testing if jQueryUI has loaded
...
You can check if jQuery UI is loaded or not by many ways such as:
if (typeof jQuery.ui == 'undefined') {
// jQuery UI IS NOT loaded, do stuff here.
}
OR
if (typeof jQuery.ui != 'function') {
// jQuery UI IS NOT loaded, do stuff here.
}
OR
if (jQuery.ui) {...
What does set -e mean in a bash script?
...a command exits with a non-zero status.
But it's considered bad practice by some (bash FAQ and irc freenode #bash FAQ authors). It's recommended to use:
trap 'do_something' ERR
to run do_something function when errors occur.
See http://mywiki.wooledge.org/BashFAQ/105
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How to add a WiX custom action that happens only on uninstall (via MSI)?
...nfirm: Installed and INSTALLED are different things, only Installed is set by Windows Installer. I do not think that INSTALLED works.
– Micha Wiedenmann
Sep 2 '16 at 13:23
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Search for selection in vim
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You cannot by default unless you put into vimrc the mapping from the page..
– Ayrat
Oct 26 '16 at 6:39
add a co...
Force Screen On
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This Question has Already Great Answer by @hackbod !
I am Answering this Question with Two Additional Solutions !
Existing Solution :
@Override
protected void onCreate(Bundle icicle) {
super.onCreate(icicle);
getWindow().addFlags(Window...