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How to create a file with a given size in Linux?
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Actually, using a huge blocksize will perform much worse once it gets very big, as it will allocate and read that amount into memory before writing. If this is somethig like bs=4GiB you'll probably end up swapping.
– Brian
Sep ...
How can I tell if one commit is a descendant of another commit?
...lity.
Edit: in modern Git there is explicit support for this query in the form of git merge-base --is-ancestor.
If one of commits you are asking about is a branch tip, then git branch --contains <commit> or git branch --merged <commit> might be better non-programmatic solution.
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Java maximum memory on Windows XP
...the usual stuff include security software, CBT software, spyware and other forms of malware. Likely causes of the variances are different security patches, C runtime versions, etc. Device drivers and other kernel bits have their own address space (the other 2GB of the 4GB 32-bit space).
You could t...
invalid_grant trying to get oAuth token from google
...get an oAuth token from Google to connect to their contacts api. All the information is correct and I have tripple checked this so kind of stumped.
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Failed to load resource: net::ERR_INSECURE_RESPONSE
...ve it. If don't, click the https left icon on adressbar > certificate informations > details > export. Then, use this file
– Rémi Becheras
Mar 2 '15 at 12:42
1
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Setting action for back button in navigation controller
.../stackoverflow.com/a/19132881/826435)
In your view controller you just conform to a protocol and perform whatever action you need:
extension MyViewController: NavigationControllerBackButtonDelegate {
func shouldPopOnBackButtonPress() -> Bool {
performSomeActionOnThePressOfABackButto...
What is the use case of noop [:] in bash?
I searched for noop in bash (:), but was not able to find any good information. What is the exact purpose or use case of this operator?
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delete vs delete[] operators in C++
...ABC *ptr = new ABC[100]
when we say new ABC[100], compiler can get the information about how many objects that needs to be allocated(here it is 100) and will call the constructor for each of the objects created
but correspondingly if we simply use delete ptr for this case, compiler will not know ...
How can I control the width of a label tag?
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You can definitely try this way
.col-form-label{
display: inline-block;
width:200px;}
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Recursion or Iteration?
Is there a performance hit if we use a loop instead of recursion or vice versa in algorithms where both can serve the same purpose? Eg: Check if the given string is a palindrome.
I have seen many programmers using recursion as a means to show off when a simple iteration algorithm can fit the bill.
D...