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PHP foreach loop key value
I am running this DB call to get me multi-dimensional array
I am trying to get the keys of each but when I try it comes up blank or as array.
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HttpSecurity, WebSecurity and AuthenticationManagerBuilder
Could anyone explain when to override configure(HttpSecurity) , configure(WebSecurity) and configure(AuthenticationManagerBuilder) ?
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SignalR: Why choose Hub vs. Persistent Connection?
I've been searching and reading up on SignalR recently and, while I see a lot of explanation of what the difference is between Hubs and Persistent Connections I haven't been able to get my head around the next level, which is why would I choose one approach over the other?
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Java: Literal percent sign in printf statement
I'm trying to add an actual percent sign into a printf statement in Java and I'm getting the error:
3 Answers
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How to write a large buffer into a binary file in C++, fast?
I'm trying to write huge amounts of data onto my SSD(solid state drive). And by huge amounts I mean 80GB.
12 Answers
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Match whole string
What is the regular expression (in JavaScript if it matters) to only match if the text is an exact match? That is, there should be no extra characters at other end of the string.
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What's the difference between parenthesis $() and curly bracket ${} syntax in Makefile?
Is there any differences in invoking variables with syntax ${var} and $(var) ? For instance, in the way the variable will be expanded or anything?
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Getting pids from ps -ef |grep keyword
I want to use ps -ef | grep "keyword" to determine the pid of a daemon process (there is a unique string in output of ps -ef in it).
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What is the difference between double-ampersand (&&) and semicolon (;) in Linux Bash?
What is the difference between ampersand and semicolon in Linux Bash ?
3 Answers
3
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List of Java class file format major version numbers?
I saw this list of major version numbers for Java in another post:
4 Answers
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