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What is the memory consumption of an object in Java?
Is the memory space consumed by one object with 100 attributes the same as that of 100 objects, with one attribute each?
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Reference assignment operator in PHP, =&
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It's not deprecated and is unlikely to be. It's the standard way to, for example, make part of one array or object mirror changes made to another, instead of copying the existing data.
It's called assignment by reference, wh...
Why invoke Thread.currentThread.interrupt() in a catch InterruptException block?
... is done to keep state.
When you catch the InterruptException and swallow it, you essentially prevent any higher level methods/thread groups from noticing the interrupt. Which may cause problems.
By calling Thread.currentThread().interrupt(), you set the interrupt flag of the thread, so higher lev...
What is your single most favorite command-line trick using Bash? [closed]
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Renaming/moving files with suffixes quickly:
cp /home/foo/realllylongname.cpp{,-old}
This expands to:
cp /home/foo/realllylongname.cpp /home/foo/realllylongname.cpp-old
sh...
How to read a local text file?
I’m trying to write a simple text file reader by creating a function that takes in the file’s path and converts each line of text into a char array, but it’s not working.
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Which is faster: multiple single INSERTs or one multiple-row INSERT?
... Inserting indexes: (1 × number of indexes)
Closing: (1)
From this it should be obvious, that sending one large statement will save you an overhead of 7 per insert statement, which in further reading the text also says:
If you are inserting many rows from the same client at the same time...
Round a double to 2 decimal places [duplicate]
If the value is 200.3456 , it should be formatted to 200.34 .
If it is 200 , then it should be 200.00 .
13 Answers
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How to check if a string contains text from an array of substrings in JavaScript?
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There's nothing built-in that will do that for you, you'll have to write a function for it.
If you know the strings don't contain any of the characters that are special in regular expressions, then you can cheat a bit, like this:
if (new RegExp(substrings.join("|")).test(string)) {
// At l...
How to get height of entire document with JavaScript?
Some documents I can't get the height of the document (to position something absolutely at the very bottom). Additionally, a padding-bottom on seems to do nothing on these pages, but do on the pages where height will return. Case(s) in point:
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How to create separate AngularJS controller files?
...Include in that order. I recommend 3 files so the module declaration is on its own.
As for folder structure there are many many many opinions on the subject, but these two are pretty good
https://github.com/angular/angular-seed
http://briantford.com/blog/huuuuuge-angular-apps.html
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