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记录一些Mac OS X技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...东西不记录下来就会找不到，于是就有了这篇日志。重启Finder有些设置更改以后需要重启Finder才能生效，最简...用了几个月Mac OS X，发现很多东西不记录下来就会找不到，于是就有了这篇日志。
重启Finder
有些设置更改以后需...
How do I check if the Java JDK is installed on Mac?
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Returns the path to a Java home directory from the current user's settings.
Options:
[-v/--version <version>] Filter Java versions in the "JVMVersion" form 1.X(+ or *).
[-a/--arch <architecture>] Filter JVMs matching architecture (i386, x86_64, etc).
[...
How to merge remote changes at GitHub?
I'm getting following error, whn trying first Github push:
8 Answers
8
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Alarm Manager Example
...LONG).show(); // For example
wl.release();
}
public void setAlarm(Context context)
{
AlarmManager am =( AlarmManager)context.getSystemService(Context.ALARM_SERVICE);
Intent i = new Intent(context, Alarm.class);
PendingIntent pi = PendingIntent.getBroadca...
How to revert multiple git commits?
... you have published, because somebody might have based their work on it. If you rewrite (change) history, you would make problems with merging their changes and with updating for them.
So the solution is to create a new commit which reverts changes that you want to get rid of. You can do this usi...
Set 4 Space Indent in Emacs in Text Mode
...ize-variable (quote tab-stop-list))
or add tab-stop-list entry to custom-set-variables in .emacs file:
(custom-set-variables
;; custom-set-variables was added by Custom.
;; If you edit it by hand, you could mess it up, so be careful.
;; Your init file should contain only one such instance.
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Android: Generate random color on click?
...
Random rnd = new Random();
paint.setARGB(255, rnd.nextInt(256), rnd.nextInt(256), rnd.nextInt(256));
or
Random rnd = new Random();
int color = Color.argb(255, rnd.nextInt(256), rnd.nextInt(256), rnd.nextInt(256));
view.setBackgroundColor(color);
Th...
How to check if a file exists in Go?
Go's standard library does not have a function solely intended to check if a file exists or not (like Python's os.path.exists ). What is the idiomatic way to do it?
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How to verify an XPath expression in Chrome Developers tool or Firefox's Firebug?
How can I verify my XPath?
6 Answers
6
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List of lists into numpy array
How do I convert a simple list of lists into a numpy array? The rows are individual sublists and each row contains the elements in the sublist.
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