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Remove first 4 characters of a string with PHP
...red Nov 26 '10 at 15:16
Daniel VandersluisDaniel Vandersluis
79.6k1717 gold badges153153 silver badges149149 bronze badges
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How to implement a confirmation (yes/no) DialogPreference?
....setTitle("Title")
.setMessage("Do you really want to whatever?")
.setIcon(android.R.drawable.ic_dialog_alert)
.setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
Toast.makeText(MainActivity.this...
Class type check in TypeScript
...19.4 The instanceof operator
The instanceof operator requires the left operand to be of type Any, an object type, or a type parameter type, and the right operand to be of type Any or a subtype of the 'Function' interface type. The result is always of the Boolean primitive type.
So you could use
myS...
Print function log /stack trace for entire program using firebug
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Firefox provides console.trace() which is very handy to print the call stack. It is also available in Chrome and IE 11.
Alternatively try something like this:
function print_call_stack() {
var stack = new Error().stack;
console.log("PRINTING CALL STACK");
console....
How can I brew link a specific version?
...oo like /usr/local/Cellar/libfoo/1.0.1 , /usr/local/Cellar/libfoo/HEAD and /usr/local/Cellar/libfoo/mycopy
5 Answers
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How do you list the active minor modes in emacs?
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C-h m or M-x describe-mode shows all the active minor modes (and major mode) and a brief description of each.
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How can I break an outer loop with PHP?
...outermost foreach
}
}
If you're in php >= 5.3, you can use labels and gotos, similar as in ActionScript:
foreach (...)
{
foreach (...)
{
if (i.name == j)
goto top;
}
}
top:
But goto must be used carefully. Goto is evil (considered bad practice)
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How can I find out a file's MIME type (Content-Type)?
...ave yum,
yum install xdg-utils.noarch
An example comparison of xdg-mime and file on a Subrip(subtitles) file
$ xdg-mime query filetype subtitles.srt
application/x-subrip
$ file --mime-type subtitles.srt
subtitles.srt: text/plain
in the above file only show it as plain text.
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What is non-blocking or asynchronous I/O in Node.js?
...rage is a blocking operation as it stalls execution to read. On the other hand, fetch is a non-blocking operation as it does not stall alert(3) from execution.
// Blocking: 1,... 2
alert(1);
var value = localStorage.getItem('foo');
alert(2);
// Non-blocking: 1, 3,... 2
alert(1);
fetch('example.com...
Is HTML5 localStorage asynchronous?
...illa localstorage docs, but it looks like they've been revised since then (and the W3 spec doesn't appear to require sync/async anywhere). At this point, I'd say localstorage calls are synchronous by convention but not by spec. Unless you're aware of a browser that's implemented it async?
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