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Automating “enter” keypresses for bash script generating ssh keys
...ted it before I posted it - it works fine, although it looks like the dash from ssh-keygen got dropped - did you add that back in? {edited} Also - you can't run the script more than once - it changes the questions to confirm you want to overwrite the existing _rsa keyfile (so a y or n needs to be s...
What happens if a Android Service is started multiple times?
...vice, you should call stopSelfResult(int id) passing start id of request from onHandleIntent(), which will stop corresponding start id request, that was placed in work queue of IntentService. Hope this helps.
– Anish Mittal
Jul 1 '16 at 16:48
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Should I use single or double colon notation for pseudo-elements?
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From CSS3 Selectors REC:
This :: notation is introduced by the current document in order to establish a discrimination between pseudo-classes and pseudo-elements.
For compatibility with existing style sheets, user agent...
How many parameters are too many? [closed]
...le the x,y,w and h as a rectangle) and there's also the parameters derived from the class name as well. How would you reduce this? Would you want to reduce the number more to the point?
Don't let the number of parameters bother you, just make sure it's logical and well documented and let intellisen...
Assign multiple columns using := in data.table, by group
... modify the following line in order to get two columns for each objectName from the dim output, rather than one column with two rows? data.table(objectName=ls())[,c("rows","cols"):=dim(get(objectName)),by=objectName] (I'm using data.table 1.8.11)
– dnlbrky
May ...
Create Directory if it doesn't exist with Ruby
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Edit2: you do not have to use FileUtils, you may do system call (update from @mu is too short comment):
> system 'mkdir', '-p', 'foo/bar' # worse version: system 'mkdir -p "foo/bar"'
=> true
But that seems (at least to me) as worse approach as you are using external 'tool' which may be u...
Function passed as template argument
...stantiated code for do_op with fadd looks something like:
convert a and b from int to float.
call the function ptr op with float a and float b.
convert the result back to int and return it.
By comparison, our by-value case requires an exact match on the function arguments.
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Why prefer two's complement over sign-and-magnitude for signed numbers?
...0 (0)
The same is true for subtraction.
Also, if you try to subtract 4 from 6 (two positive numbers) you can 2's complement 4 and add the two together 6 + (-4) = 6 - 4 = 2
This means that subtraction and addition of both positive and negative numbers can all be done by the same circuit in the c...
Code for decoding/encoding a modified base64 URL
.... Some unsafe characters for URL are replaced.
Note 2: The result differs from the base64url algorithm in RFC4648.
///<summary>
/// Base 64 Encoding with URL and Filename Safe Alphabet using UTF-8 character set.
///</summary>
///<param name="str">The origianl string</param>...
maven-dependency-plugin (goals “copy-dependencies”, “unpack”) is not supported by m2e
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Despite answer from CaioToOn above, I still had problems getting this to work initially.
After multiple attempts, finally got it working.
Am pasting my final version here - hoping it will benefit somebody else.
<build>
...