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How to use wait and notify in Java without IllegalMonitorStateException?
...
To be able to call notify() you need to synchronize on the same object.
synchronized (someObject) {
someObject.wait();
}
/* different thread / object */
synchronized (someObject) {
someObject.notify();
}
...
git rebase, keeping track of 'local' and 'remote'
...m points out that, in a GUI mergetool context:
local references the partially rebased commits: "ours" (the upstream branch)
remote refers to the incoming changes: "theirs" - the current branch before the rebase.
See illustrations in the last part of this answer.
Inversion when rebase
The co...
Large, persistent DataFrame in pandas
...(here's a tedious one: you could transcribe the file row-by-row into a pre-allocated NumPy array or memory-mapped file--np.mmap), but it's one I'll be working on in the near future. Another solution is to read the file in smaller pieces (use iterator=True, chunksize=1000) then concatenate then with ...
How to format numbers as currency string?
... 2489.82
profits.toFixed(7) //returns 2489.8237000 (pads the decimals)
All you need is to add the currency symbol (e.g. "$" + profits.toFixed(2)) and you will have your amount in dollars.
Custom function
If you require the use of , between each digit, you can use this function:
function f...
C# Convert string from UTF-8 to ISO-8859-1 (Latin1) H
... iso = Encoding.GetEncoding("ISO-8859-9"); Because turkish encoding covers allmost all alphabet extended from Latin.
– Fuat
Aug 31 '18 at 10:55
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`static` keyword inside function?
...e value of the given variable ($has_run in your example) between multiple calls.
You could use this for different purposes, for example:
function doStuff() {
static $cache = null;
if ($cache === null) {
$cache = '%heavy database stuff or something%';
}
// code using $cache
}
In th...
Is there a way to word-wrap long words in a div?
... I'm using Firefox 24.6.0, and the word-wrap: break-word is what actually worked.
– user545424
Jun 26 '14 at 20:41
3
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How to set RelativeLayout layout params in code not in xml?
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There are a couple problems here. First of all I don't see where you are actually instantiating button1 or button2. Secondly, dynamically declared Views (ImageViews, Buttons, etc.) get instantiated with an id of -1. An id of -1 will not work for a rule.
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How do I associate file types with an iPhone application?
...t -application:didFinishLaunchingWithOptions: in the app delegate is only called if your app was not backgrounded when it's opened to handle a file.
– memmons
Oct 10 '11 at 18:32
3...
Padding within inputs breaks width 100%
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Looks like it's supported across all major browsers without prefix, and has been for several versoins: caniuse.com/#feat=css3-boxsizing
– Jason
Jan 17 '19 at 13:53
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