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How to force garbage collection in Java?
...in Java, even if it is tricky to do? I know about System.gc(); and Runtime.gc(); but they only suggest to do GC. How can I force GC?
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How should I print types like off_t and size_t?
...rdiff_t like in
printf("%zu %td", size, ptrdiff);
But my manpage says some older library used a different character than z and discourages use of it. Nevertheless, it's standardized (by the C99 standard). For those intmax_t and int8_t of stdint.h and so on, there are macros you can use, like anot...
SET NAMES utf8 in MySQL?
I often see something similar to this below in PHP scripts using MySQL
8 Answers
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Script to kill all connections to a database (More than RESTRICTED_USER ROLLBACK)
I have a development database that re-deploy frequently from a Visual Studio Database project (via a TFS Auto Build).
12 An...
How to prevent column break within an element?
...rted in Firefox but it is supported by every other major browser. With Chrome, I was able to use the above code, but I couldn't make anything work for Firefox (See Bug 549114).
The workaround you can do for Firefox if necessary is to wrap your non-breaking content in a table but that is a really, r...
How do you create a transparent demo screen for an Android app?
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Put your demo info in a different activity and give it the following theme.
<style name="Transparent" parent="@android:style/Theme.NoTitleBar">
<item name="android:windowContentOverlay">@null</item>
<item name="android:windowIsTranslucent">true</item>
&l...
Fill between two vertical lines in matplotlib
I went through the examples in the matplotlib documentation, but it wasn't clear to me how I can make a plot that fills the area between two specific vertical lines.
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When a 'blur' event occurs, how can I find out which element focus went *to*?
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Hmm... In Firefox, you can use explicitOriginalTarget to pull the element that was clicked on. I expected toElement to do the same for IE, but it does not appear to work... However, you can pull the newly-focused element from the document:
function showBlur(ev)
{
var target = ev.explicitOr...
Programmer-friendly search engine? [closed]
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Find object by id in an array of JavaScript objects
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Use the find() method:
myArray.find(x => x.id === '45').foo;
From MDN:
The find() method returns the first value in the array, if an element in the array satisfies the provided testing function. Otherwise undefined is returned.
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