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node.js shell command execution
...can be called multiple times, and 2) the callback is given a buffer, not a string. Easy to remedy; just change
foo = new run_cmd(
'netstat.exe', ['-an'], function (me, data){me.stdout=data;}
);
into
foo = new run_cmd(
'netstat.exe', ['-an'], function (me, buffer){me.stdout+=buffer.toStri...
arrayfun can be significantly slower than an explicit loop in matlab. Why?
... one of 6 hard-coded functions (you couldnt pass a function handle, only a string with one the function names)
– Amro
Apr 22 '13 at 10:57
1
...
Defining Z order of views of RelativeLayout in Android
... would like to define the z order of the views of a RelativeLayout in Android.
13 Answers
...
if/else in a list comprehension
...1.5, 2.3, 4.4, 5.4, 'n', 1.5, 5.1, 'a'] # Original list
# Extract non-strings from X to new list
X_non_str = [el for el in X if not isinstance(el, str)] # When using only 'if', put 'for' in the beginning
# Change all strings in X to 'b', preserve everything else as is
X_str_changed = ['b' if ...
RESTfully design /login or /register resources?
... not change the state of the server. In other words, they should not have side effects, beyond relatively harmless effects such as logging, caching, the serving of banner advertisements or incrementing a web counter. [...]
[... H]andling [of GET requests] by the server is not technically limited in ...
sql query to return differences between two tables
... for xml raw('Data')
)
;with CTE1 as (
select
T.C.value('../@ID', 'bigint') as ID,
T.C.value('local-name(.)', 'nvarchar(128)') as Name,
T.C.value('.', 'nvarchar(max)') as Value
from @Data1.nodes('Data/@*') as T(C)
), CTE2 as (
select
T.C.value('../@I...
How can I check if a View exists in a Database?
...
Error -Invalid object name 'sys.views'. I was querying master DB
– Steam
Nov 20 '13 at 18:02
...
Convert NaN to 0 in javascript
... value to 0.
The "falsey" values are:
false
null
undefined
0
"" ( empty string )
NaN ( Not a Number )
Or this if you prefer:
a = a ? a : 0;
...which will have the same effect as above.
If the intent was to test for more than just NaN, then you can do the same, but do a toNumber conversi...
VB.NET equivalent to C# var keyword [duplicate]
...licitly (like the C# var) keyword.
Dim foo = "foo"
foo is declared as a String.
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jQuery: How can i create a simple overlay?
...ity of 0.5:
#overlay {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: #000;
filter:alpha(opacity=50);
-moz-opacity:0.5;
-khtml-opacity: 0.5;
opacity: 0.5;
z-index: 10000;
}
This will be your jQuery code (no UI needed). Yo...