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Google Maps API v3: How to remove all markers?
...markersArray.length = 0;
}
III. Push markers in the 'markerArray' before calling the following:
markersArray.push(marker);
google.maps.event.addListener(marker,"click",function(){});
IV. Call the clearOverlays(); or map.clearOverlays(); function wherever required.
That's it!!
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Entity framework code-first null foreign key
...u must make your foreign key nullable:
public class User
{
public int Id { get; set; }
public int? CountryId { get; set; }
public virtual Country Country { get; set; }
}
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improv...
TypeError: $ is not a function when calling jQuery function
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If you must use document.ready, you can actually pass $ into the function call:
jQuery(function ($) { ...
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How to read a single character from the user?
... except ImportError:
self.impl = _GetchUnix()
def __call__(self): return self.impl()
class _GetchUnix:
def __init__(self):
import tty, sys
def __call__(self):
import sys, tty, termios
fd = sys.stdin.fileno()
old_settings = termios.tcg...
When should I write the keyword 'inline' for a function/method?
...ation units. Linker needs to make sure it doesn't accidentally use a statically defined variable/function from another translation unit.
extern - use this variable/function name in this translation unit but don't complain if it isn't defined. The linker will sort it out and make sure all the code ...
Current location permission dialog disappears too quickly
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Same symptom, different cause: do not to call startUpdatingLocation more than once in a row.
I had accidentally structured things such that the code was unintentionally calling startUpdatingLocation twice in a row, which is apparently bad. It might also have had so...
Get type of all variables
...n R variable is written to disk, the data layout changes yet again, and is called the data's storage.mode. The function storage.mode(...) reveals this low level information: see Mode, Class, and Type of R objects. You shouldn't need to worry about R's storage.mode unless you are trying to understan...
UUID max character length
We are using UUID as primary key for out oracle DB, and trying to determine an appropriate max character length for the VARCHAR. Apparently this is 36 characters but we have noticed UUID'S generated which are longer than this - up to 60 characters in length.
Does anyone know a suitable max char leng...
Decimal precision and scale in EF Code First
...here is no need to iterate through properties as shown but the can just be called from
public class EFDbContext : DbContext
{
protected override void OnModelCreating(System.Data.Entity.DbModelBuilder modelBuilder)
{
modelBuilder.Entity<Class>().Property(object => object.prope...
Exception NoClassDefFoundError for CacheProvider
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Any other possible ideas? This does not seem to do anything for me. Do the properties need to be changed?
– zod
May 16 '12 at 16:28
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