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How to convert TimeStamp to Date in Java?
...( ZoneId.of( "Africa/Tunis" ) )
.toEpochSecond()
…
"SELECT * FROM orders WHERE placed >= ? AND placed < ? ; "
…
myPreparedStatement.setObject( 1 , start )
myPreparedStatement.setObject( 2 , stop )
java.time
You are using troublesome old date-time classes that are now legacy, s...
How can I repeat a character in Bash?
... and are the average of 1000 runs.
The entries are:
listed in ascending order of execution duration (fastest first)
prefixed with:
M ... a potentially multi-character solution
S ... a single-character-only solution
P ... a POSIX-compliant solution
followed by a brief description of the solutio...
Call Go functions from C
...yAdd(a, b int) int {
return int( C.doAdd( C.int(a), C.int(b)) )
}
The order in which everything is called is as follows:
foo.MyAdd(a, b) ->
C.doAdd(a, b) ->
C.goCallbackHandler(a, b) ->
foo.goCallbackHandler(a, b)
The key to remember here is that a callback function must...
Insert Update trigger how to determine if insert or update
...DECLARE @LINE_NO smallint
DECLARE @SHIPPED_QTY decimal(14,4)
DECLARE @CUST_ORDER_ID varchar(15)
--
-- Determine if this is an INSERT,UPDATE, or DELETE Action
--
DECLARE @Action as char(1)
DECLARE @Count as int
SET @Action = 'I' -- Set Action to 'I'nsert by default.
SELECT @Count = COUNT(*) FROM DEL...
Dynamically updating plot in matplotlib
...
In order to do this without FuncAnimation (eg you want to execute other parts of the code while the plot is being produced or you want to be updating several plots at the same time), calling draw alone does not produce the plot ...
Deprecation warning when using has_many :through :uniq in Rails 4
...le, this:
has_many :donors, :through => :donations, :uniq => true, :order => "name", :conditions => "age < 30"
becomes:
has_many :donors, -> { where("age < 30").order("name").uniq }, :through => :donations
...
How do I find the next commit in git? (child/children of ref)
... E -> F
\ /
D1 -> D2 ----/
The ordering of commits is done by "topo-order" or "date-order" (see GitPro book)
But since Git1.6.0, you can list the children of a commit.
git rev-list --children
git log --children
Note: for parent commits, you have the ...
Google App Engine: Is it possible to do a Gql LIKE query?
...%")
You can do something like a startWith, or endWith if you reverse the order when stored and searched. You do a range query with the starting value you want, and a value just above the one you want.
String start = "foo";
... = ofy.query(MyEntity.class).filter("field >=", start).filter("...
Check if multiple strings exist in another string
... if x in str]
If you want to get all non-duplicate matches (disregarding order):
matches = {x for x in a if x in str}
If you want to get all non-duplicate matches in the right order:
matches = []
for x in a:
if x in str and x not in matches:
matches.append(x)
...
What is “callback hell” and how and why does RX solve it?
...e from event handling code. You can easily handle details like async event ordering that are a nightmare when using state variables. I found RX was the cleanest implementation to perform a new network request after 3 network responses returned or to error handle the whole chain if one does not retur...