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Delete all local git branches
... git commit -m 'First commit'
[master (root-commit) 1d738b5] First commit
0 files changed, 0 insertions(+), 0 deletions(-)
create mode 100644 README
$ git branch Story-123-a
$ git branch Story-123-b
$ git branch Story-123-c
$ git branch --merged
Story-123-a
Story-123-b
Story-123-c
* master
$...
When should I use require() and when to use define()?
...
From the require.js source code (line 1902):
/**
* The function that handles definitions of modules. Differs from
* require() in that a string for the module should be the first argument,
* and the function to execute after dependencies are loaded should
* ret...
How does generic lambda work in C++14?
...
130
Generic lambdas were introduced in C++14.
Simply, the closure type defined by the lambda expre...
Mongodb Explain for Aggregation framework
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Starting with MongoDB version 3.0, simply changing the order from
collection.aggregate(...).explain()
to
collection.explain().aggregate(...)
will give you the desired results (documentation here).
For older versions >= 2.6, you will need to use th...
MySQL, update multiple tables with one query
...se, we increase the number of books in a particular order with Order.ID = 1002 in Orders table then we also need to reduce that the total number of books available in our stock by the same number in Books table.
UPDATE Books, Orders
SET Orders.Quantity = Orders.Quantity + 2,
Books.InStock = Book...
How do I implement __getattribute__ without an infinite recursion error?
...ad, it works:
class D(object):
def __init__(self):
self.test=20
self.test2=21
def __getattribute__(self,name):
if name=='test':
return 0.
else:
return object.__getattribute__(self, name)
This works because object (in this example) is...
How do you change Background for a Button MouseOver in WPF?
...|
edited Apr 22 '16 at 11:09
Drew Noakes
253k136136 gold badges593593 silver badges689689 bronze badges
...
Can I inject a service into a directive in AngularJS?
...
Tyrone Wilson
3,09311 gold badge2424 silver badges3333 bronze badges
answered Mar 22 '13 at 14:59
grendiangrendian
...
What does “@” mean in Windows batch scripts
...
JoeyJoey
304k7575 gold badges627627 silver badges640640 bronze badges
a...
What makes a SQL statement sargable?
...a function in the where clause:
SELECT ... FROM ...
WHERE Year(myDate) = 2008
The SQL optimizer can't use an index on myDate, even if one exists. It will literally have to evaluate this function for every row of the table. Much better to use:
WHERE myDate >= '01-01-2008' AND myDate < '01-0...