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Android buildscript repositories: jcenter VS mavencentral
...trol of it by using a repository manager. Nexus Open Source for example is free and has support for Maven repositories as used by Maven, Gradle, SBT, Ivy and others as well as NuGet, NPM and RubyGems support.
Disclaimer: I am the author of Repository Management with Nexus and Nexus trainer for Son...
What is the difference between buffer and cache memory in Linux?
...ts of blocks. What happens is that the cache gets filled up as reported by free -w -h, not the buffers column. I think the cache column counts both disk writes and disk reads and buffers is used for something else.
– CMCDragonkai
Sep 25 '18 at 5:08
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How to detect if app is being built for device or simulator in Swift
...r. It's the solution given by Daniel. There's no need to add it again in a free variable, it's already there. If you think having it in a struct is bad and having it in a free variable is better then post a comment about this or make your own answer. Thanks.
– Eric Aya
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An efficient way to transpose a file in Bash
...0s
user 0m0.370s
sys 0m0.010s
EDIT by Ed Morton (@ghostdog74 feel free to delete if you disapprove).
Maybe this version with some more explicit variable names will help answer some of the questions below and generally clarify what the script is doing. It also uses tabs as the separator whi...
Map enum in JPA with fixed values?
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@DN1 feel free to improve it
– Tvaroh
Nov 9 '17 at 20:09
1
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What is the difference between encrypting and signing in asymmetric encryption?
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@Honey no it's not. Generating the key pair is free. The cost is involved in making the others believe the signature is really yours. To do that, you have your public key itself, which you have earlier generated for free, signed by an authority which might or might not ch...
How to convert a std::string to const char* or char*?
...[str.size()] = '\0'; // don't forget the terminating 0
// don't forget to free the string after finished using it
delete[] writable;
Edit: Notice that the above is not exception safe. If anything between the new call and the delete call throws, you will leak memory, as nothing will call delete fo...
How to find out which fonts are referenced and which are embedded in a PDF document
... document and which are only referenced. Is there an easy (and cheap as in free) way to do that?
6 Answers
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Regex Pattern to Match, Excluding when… / Except between
...y only a series of four very simple expressions.
For flavors that support free-spacing, this reads particularly well.
(?mx)
### s1: Match line that ends with a period ###
^.*\.$
| ### OR s2: Match anything between parentheses ###
\([^\)]*\)
| ### OR s3: Match any if(...//endif b...
Advantages of Antlr (versus say, lex/yacc/bison) [closed]
...tor and resolve conflicts such as left-recursion. Once you have a conflict free grammar, you can let ANTLRworks parse an input file of your language and build a parse tree and AST for you and show the tree graphically in the IDE. This is a very big advantage because it can save you many hours of wor...