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Why do all browsers' user agents start with “Mozilla/”?
... summary:
Mozilla browser gets released, with User-Agent Mozilla/1.0 (Win3.1). It is publicly renamed to Netscape, but in its User-Agent it keeps its original name .
Internet Explorer is released. It spoofs Netscape by starting its User-Agent with Mozilla/ because web servers were routinely browse...
What's the difference between using INDEX vs KEY in MySQL?
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edited Apr 4 '13 at 8:15
cmbuckley
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an...
How to tell Xcode where my info.plist and .pch files are
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SerendipitySerendipity
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How to get the last element of a slice?
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307
For just reading the last element of a slice:
sl[len(sl)-1]
For removing it:
sl = sl[:len(...
How to write Unicode characters to the console?
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203
It's likely that your output encoding is set to ASCII. Try using this before sending output:
Co...
@UniqueConstraint and @Column(unique = true) in hibernate annotation
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edited Apr 29 '16 at 19:32
answered Apr 29 '16 at 18:23
G...
Programmatically scroll a UIScrollView
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394
You can scroll to some point in a scroll view with one of the following statements in Objectiv...
How to delete a character from a string using Python
...to remove the central character:
midlen = len(oldstr)/2 # //2 in python 3
newstr = oldstr[:midlen] + oldstr[midlen+1:]
You asked if strings end with a special character. No, you are thinking like a C programmer. In Python, strings are stored with their length, so any byte value, including \0,...
Exporting functions from a DLL with dllexport
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135
If you want plain C exports, use a C project not C++. C++ DLLs rely on name-mangling for all th...
what exactly is device pixel ratio?
...ear resolution.
Physical resolution: 960 x 640
Logical resolution: 480 x 320
The formula is:
Where:
is the physical linear resolution
and:
is the logical linear resolution
Other devices report different device pixel ratios, including non-integer ones. For example, the Nokia Lumia 1020 ...