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Get size of all tables in database
...with filtered indexes: For each filtered index for a given table, I see an extra row with that tables's name in the results. The "RowCounts" of each of those extra rows corresponds to the number of rows covered by one of the filtered indexes. (on Sql2012)
– Akos Lukacs
...
Maintain model of scope when changing between views in AngularJS
...what you're after is use the following add ons
UI Router & UI Router Extras
These two will provide you with state based routing and sticky states, you can tab between states and all information will be saved as the scope "stays alive" so to speak.
Check the documentation on both as it's pret...
What is content-type and datatype in an AJAX request?
...json",
contentType: "application/json; charset=utf-8",
data : JSON.stringify(data),
success : function(result) {
alert(result.success); // result is an object which is created from the returned JSON
},
});
If you're expecting the following:
<div>SUCCESS!!!</div>...
Which is the first integer that an IEEE 754 float is incapable of representing exactly?
...f... the number it represents is actually 1.abcdef... × 2^e, providing an extra implicit bit of precision.
Therefore, the first integer that cannot be accurately represented and will be rounded is:
For float, 16,777,217 (224 + 1).
For double, 9,007,199,254,740,993 (253 + 1).
>>> 9007199...
Why doesn't await on Task.WhenAll throw an AggregateException?
...on and throws the underlying exception. By leveraging
await, you avoid the extra work to handle the AggregateException type
used by Task.Result, Task.Wait, and other Wait methods defined in the
Task class. That’s another reason to use await instead of the
underlying Task methods....
...
How do I get a Cron like scheduler in Python? [closed]
...None of the listed solutions even attempt to parse a complex cron schedule string. So, here is my version, using croniter. Basic gist:
schedule = "*/5 * * * *" # Run every five minutes
nextRunTime = getNextCronRunTime(schedule)
while True:
roundedDownTime = roundDownTime()
if (roundedDow...
What are some (concrete) use-cases for metaclasses?
...Model):
... foo = Integer()
...
>>> class B(A):
... bar = String()
...
>>> B._fields
{'foo': Integer('A.foo'), 'bar': String('B.bar')}
Again, this can be done (without inheritance) with a class decorator:
def model(cls):
fields = {}
for key, value in vars(cls).it...
Fling gesture detection on grid layout
...lass ActivitySwipeDetector implements View.OnTouchListener {
static final String logTag = "ActivitySwipeDetector";
private Activity activity;
static final int MIN_DISTANCE = 100;
private float downX, downY, upX, upY;
public ActivitySwipeDetector(Activity activity){
this.activity = activity;
}
...
Can someone explain mappedBy in JPA and Hibernate?
... at any side of mapping but perform at only one side .
It will remove the extra column of foreign key constraint on the table on which class it is applied.
For eg . If we apply mapped by in Employee class on employee object then foreign key from Employee table will be removed.
...
How do I rename a project in Xcode 5?
...t will include the info.plist and various files, but also all the relevant strings from nib/xib files like MainMenu menus.
Accept the changes and you will get the prompt to save a snapshot of the project.
Always make a snapshot when Xcode asks, it will be useful to restore if something does not wor...