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Java code for getting current time [duplicate]
...
Both
new java.util.Date()
and
System.currentTimeMillis()
will give you current system time.
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#define macro for debug printing in C?
...on:
#ifdef DEBUG
#define DEBUG_TEST 1
#else
#define DEBUG_TEST 0
#endif
And then use DEBUG_TEST where I used DEBUG.
If you insist on a string literal for the format string (probably a good idea anyway), you can also introduce things like __FILE__, __LINE__ and __func__ into the output, which can...
How to get error message when ifstream open fails
... another system call triggers an error between the execution of the f.open and use of errno.
On system with POSIX standard:
errno is thread-local; setting it in one thread does not affect its
value in any other thread.
Edit (thanks to Arne Mertz and other people in the comments):
e.wha...
How can I set the default timezone in node.js?
... TZ environment variable before calling any date functions. Just tested it and it works.
> process.env.TZ = 'Europe/Amsterdam'
'Europe/Amsterdam'
> d = new Date()
Sat, 24 Mar 2012 05:50:39 GMT
> d.toLocaleTimeString()
'06:50:39'
> ""+d
'Sat Mar 24 2012 06:50:39 GMT+0100 (CET)'
You ca...
Why should I not wrap every block in “try”-“catch”?
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A method should only catch an exception when it can handle it in some sensible way.
Otherwise, pass it on up, in the hope that a method higher up the call stack can make sense of it.
As others have noted, it is good practice to have an unhandled exception handler (with loggin...
How do I get formatted JSON in .NET using C#?
I am using .NET JSON parser and would like to serialize my config file so it is readable. So instead of:
14 Answers
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How to pass parameters to a view
...new MenuView({
collection: itemColl,
position: this.getPosition()
})
And then, in MenuView, you can use this.options.position.
UPDATE: As @mu is too short states, since 1.1.0, Backbone Views no longer automatically attach options passed to the constructor as this.options, but you can do it yo...
How to set date format in HTML date input tag?
... displays in is (generally speaking) the correct one for the user's locale and the format that the user is used to writing/understanding dates in.
If you mean the format in which it's transmitted to the server, you're trying to fix the wrong problem. What you need to do is program the server-side ...
Programmatically update widget from activity/service/receiver
...ntent.setAction(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
// Use an array and EXTRA_APPWIDGET_IDS instead of AppWidgetManager.EXTRA_APPWIDGET_ID,
// since it seems the onUpdate() is only fired on that:
int[] ids = AppWidgetManager.getInstance(getApplication())
.getAppWidgetIds(new Compon...
CGridCellNumeric - A numeric cell class for the MFC Grid - C/C++ - 清...
...tly have had a need for a decent grid control that has the ability to edit and display numbers, among other things. The best one that I could come up with within my price range (free) was Chris Maunder's MFC Grid 2.25 [^]. But unfortunately, for me it needed some modifications to get it to work the...