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Python int to binary string?
...ef toBinary(n):
return ''.join(str(1 & int(n) >> i) for i in range(64)[::-1])
This function can convert a positive integer as large as 18446744073709551615, represented as string '1111111111111111111111111111111111111111111111111111111111111111'.
It can be modified to serve a much l...
Download the Android SDK components for offline install
...in notepad. Find your ip address from ipconfig. In the file, go the subnet range in which your ip falls.
Eg: isInNet(resolved_ip, "198.175.111.0", "255.255.255.0") will be true for 198.175.111.53
take the return value: after the word PROXY and use this for configuring SDK Manager.
Now the SDK will...
What is the easiest/best/most correct way to iterate through the characters of a string in Java?
... Multilingual Plane), i.e. code points that are outside of the u0000-uFFFF range. This will only happen rarely, since the code points outside this are mostly assigned to dead languages. But there are some useful characters outside this, for example some code points used for mathematical notation, an...
What are the lesser known but useful data structures?
... Spatial indices are also useful for N-body simulations involving long-range forces like gravity.
– Justin Peel
May 25 '10 at 16:13
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MySQL: how to get the difference between two timestamps in seconds
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Keep in mind that TIMEDIFF() return data type of TIME. TIME values may range from '-838:59:59' to '838:59:59' (roughly 34.96 days)
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Random row from Linq to Sql
... this answer here as a potential point of interest for LINQ to Objects.
Strangely enough, you don't actually need to get the count. You do, however, need to fetch every element unless you get the count.
What you can do is keep the idea of a "current" value and the current count. When you fetch the...
svn : how to create a branch from certain revision of trunk
... copy
-r [--revision] arg : ARG (some commands also take ARG1:ARG2 range)
A revision argument can be one of:
NUMBER revision number
'{' DATE '}' revision at start of the date
...
What are the use(s) for tags in Go?
...er{"Bob", "bob@mycompany.com"}
t := reflect.TypeOf(u)
for _, fieldName := range []string{"Name", "Email"} {
field, found := t.FieldByName(fieldName)
if !found {
continue
}
fmt.Printf("\nField: User.%s\n", fieldName)
fmt.Printf("\tWhole tag value : %q\n", field.Tag)
f...
No visible cause for “Unexpected token ILLEGAL”
...thod. Ahh it would be so nice if there was a way to only copy chars in the range of 32..127 (but there's probably an app for that :) )
– ack
Dec 15 '13 at 15:00
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How many database indexes is too many?
... new rows are added with values that are "in the middle" of existing value ranges for that column. This can be mitigated by partitioning and having the new data loads aligned with the partitioning scheme, and by using direct path inserts.
To address your question more directly, I think it is probab...