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What does the NS prefix mean?
...m the NeXTSTEP libraries Foundation and AppKit (those names are still used by Apple's Cocoa frameworks), and the NextStep engineers chose to prefix their symbols with NS.
Because Objective-C is an extension of C and thus doesn't have namespaces like in C++, symbols must be prefixed with a unique pr...
Pipe output and capture exit status in Bash
...s is defined to be 8-bit explicitly, and it is assumed to be unsigned even by POSIX itself, e.g. when defining its logical negation.
– Palec
Jun 15 '16 at 9:06
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Find objects between two dates MongoDB
... need to be in a specific format. I've just been storing what was provided by twitter, does this need to be changed into a different format?
– Tom
May 31 '10 at 16:24
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How to make HTML input tag only accept numerical values?
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how to delete backspace then?
– 6by3
Aug 30 '18 at 5:55
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Eclipse will not start and I haven't changed anything
...ked on eclipse and the loading screen only flashes and disappears followed by a message telling me to check the .log file. I've since restarted the pc multiple times, tried running it in safe mode and ran eclipse.exe -clean and nothing works.
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How can I get the current user's username in Bash?
...at all. Worse, it is just an environment variable, so it can be overridden by the user: USER=thisisnotmyname bash -c 'echo $USER' # prints thisisnotmyname
– sitaktif
Dec 17 '15 at 13:20
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Java Persistence / JPA: @Column vs @Basic
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@Basic(optional) is (should be) checked on runtime by persistence provider before saving to DB. @Column is a column definition in database and is used for schema generation : stackoverflow.com/questions/2899073/…
– Piotr Gwiazda
Jun 16...
How to un-escape a backslash-escaped string?
...dy the case; this is the correct answer when the str is a repr of a str or bytes object as in the OP's case; the unicode-escape codec answer is for when it's not a repr, but some other form of escaped text (not surrounded by quotes as part of the string data itself).
– ShadowRa...
How to log PostgreSQL queries?
How to enable logging of all SQL executed by PostgreSQL 8.3?
10 Answers
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How to keep the spaces at the end and/or at the beginning of a String?
...hich means that you're relying on your xml string being html parsed (it is by default when used in text views). See w3schools.com/html/html_entities.asp
– greg7gkb
Oct 31 '14 at 21:00
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