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Why do all browsers' user agents start with “Mozilla/”?
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Mozilla/5.0 is the general token that says the browser is Mozilla compatible, and is common to almost every browser today.
for more detail click here
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“:” (colon) in C struct - what does it mean? [duplicate]
...n fit into a single int (i.e. 32 bits in the example above), the compiler allocates only a single int's worth of memory (test_1, short type for test_2, char type for test3). Ignored in the above example, if a single int can't hold the bitfields anymore, we add a second one. ref to this example for...
iPhone system font
... like this :
//get system default font
UILabel *label = [[UILabel alloc] init];
fontname = label.font.fontName;
[label release];
Looks stupid but it works.
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Java equivalent of unsigned long long?
...Integer class will be used. This means that upto 8 new BigIntegers will be allocated, this is quite a lot and definitely a performance drop.
– Toonijn
Sep 24 '16 at 18:57
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HashMap and int as key
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@Snake SparseArray If you allocate a bunch of memory boxing and unboxing ints as you would with a HashMap, the vm will need to pause execution for garbage collection sooner. This is important if you are trying to do something frequently and quickly.
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Convert Set to List without creating new List
...e given set and then
putting these objects into a new array.
So the newly allocated memory should be negligible.
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Accidentally committed .idea directory files into git
...uggestion on how your .gitignore should look like.
– tokenizer_fsj
Jul 20 '18 at 15:14
2
I cant g...
Do I need to close() both FileReader and BufferedReader?
...critical it is that you don't deprive the OS of resources it might want to allocate to other programs.
The Closeable interface can be used if a wrapper constructor is likely to fail in Java 5 or 6:
Reader reader = new FileReader(fileName);
Closeable resource = reader;
try {
BufferedReader buffer...
How to make URL/Phone-clickable UILabel?
...e:UIFontTextStyleHeadline]};
_label.attributedText = [[NSAttributedString alloc]initWithString:string attributes:attributes];
[_label setFont:[_label.font fontWithSize:13.0]];
[_label setLinkForSubstring:@"Terms of Use" withLinkHandler:^(FRHyperLabel *label, NSString *substring){
[[UIApplicati...
test a file upload using rspec - rails
...e only intended argument I didn't enclose in parentheses, so the following tokens were interpreted as additional args to the helper, rather than args for the post itself. E.g., I had post order_documents_path @order, document: file instead of post order_documents_path(@order), document: file.
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