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When should TaskCompletionSource be used?
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234
I mostly use it when only an event based API is available (for example Windows Phone 8 sockets):...
How to generate a range of numbers between two numbers?
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164
Select non-persisted values with the VALUES keyword. Then use JOINs to generate lots and lots of...
How to sleep for five seconds in a batch file/cmd [duplicate]
...MultiplyByZer0
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answered Nov 4 '09 at 8:20
MartinMartin
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Which HTML5 tag should I use to mark up an author’s name?
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114
Both rel="author" and <address> are designed for this exact purpose. Both are supported in...
Is there a simple way to delete a list element by value?
...element. Use a list comprehension for that.
>>> a = [10, 20, 30, 40, 20, 30, 40, 20, 70, 20]
>>> a = [x for x in a if x != 20]
>>> print(a)
[10, 30, 40, 30, 40, 70]
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Converting string to Date and DateTime
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493
Use strtotime() on your first date then date('Y-m-d') to convert it back:
$time = strtotime('...
How to read and write excel file
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145
Try the Apache POI HSSF. Here's an example on how to read an excel file:
try {
POIFSFileSy...
get all keys set in memcached
... to get the slab ids:
stats items
STAT items:3:number 1
STAT items:3:age 498
STAT items:22:number 1
STAT items:22:age 498
END
The first number after ‘items’ is the slab id. Request a cache dump for each slab id, with a limit for the max number of keys to dump:
stats cachedump 3 100
ITEM vi...
Convert to binary and keep leading zeros in Python
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Use the format() function:
>>> format(14, '#010b')
'0b00001110'
The format() function simply formats the input following the Format Specification mini language. The # makes the format include the 0b prefix, and the 010 size formats the output to fit in 10 charac...
Difference between “\n” and Environment.NewLine
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answered Jun 18 '09 at 23:46
anthonyanthony
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