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How can I specify the base for Math.log() in JavaScript?
...rns the natural logarithm of x (same as ln(x)), for base 10 you can divide by Math.log(10) (same as ln(10)):
function log10(val) {
return Math.log(val) / Math.LN10;
}
Math.LN10 is a built-in precomputed constant for Math.log(10), so this function is essentially identical to:
function log10(val...
Devise - How do I forbid certain users from signing in?
...e User model:
class User < ActiveRecord::Base
#this method is called by devise to check for "active" state of the model
def active_for_authentication?
#remember to call the super
#then put our own check to determine "active" state using
#our own "is_active" column
super and ...
Delete Local Folder in TFS
...
You can cloak the folder in your local workspace.
By setting the working folder status to Cloaked, you can specify that a local folder should not copy files from the server when you perform a Get operation. You might choose to do this to conserve space on your local disk. If...
varbinary to string on SQL Server
... the binary representation of a string in SQL Server (for example returned by casting to varbinary directly or from the DecryptByPassPhrase or DECOMPRESS functions) you can just CAST it
declare @b varbinary(max)
set @b = 0x5468697320697320612074657374
select cast(@b as varchar(max)) /*Returns "Thi...
Counting Line Numbers in Eclipse [closed]
...ed - Metrics did not show up in Window/Show View/Other. Instead installing by adding it from metrics.sourceforge.net/update as described at metrics.sourceforge.net worked
– Michael
Feb 16 '16 at 8:24
...
I have an error: setOnItemClickListener cannot be used with a spinner, what is wrong?
...ine which explains it,
07-04 09:48:39.912: E/AndroidRuntime(694): Caused by: java.lang.RuntimeException: setOnItemClickListener cannot be used with a spinner.
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Should have subtitle controller already set Mediaplayer error Android
...
subtitle or subtitle controller. are you saying that by having a subtitle track on a video the media player automatically generates a controller?
– Travis Castillo
Jul 18 '17 at 16:18
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How can I assign the output of a function to a variable using bash?
...\x0a'; # that's just \n
echo "output${nl}${nl}" # 2 in the string + 1 by echo
}
# append a character to the total output.
# and strip it with %% parameter expansion.
VAR=$(scan2; echo "x"); VAR="${VAR%%x}"
echo "${VAR}---"
prints (3 newlines kept):
output
---
Use an output parameter: a...
How to show vertical line to wrap the line in Vim?
... I think it's good to note here the color is automatically determined by your highlight color unless you manually set it as in the example.
– Alex Hart
Sep 18 '12 at 12:48
1
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Twitter Bootstrap Button Text Word Wrap
... i also needed word-break: normal to override the value set by bootstrap. But then it worked a charm!
– crowmagnumb
May 12 '15 at 17:41
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