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Check orientation on Android phone
How can I check if the Android phone is in Landscape or Portrait?
23 Answers
23
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Is SHA-1 secure for password storage?
...onclusion: SHA-1 is as safe as anything against preimage attacks, however it is easy to compute, which means it is easier to mount a bruteforce or dictionary attack. (The same is true for successors like SHA-256.) Depending on the circumstances, a hash function which was designed to be computationa...
How can I create directory tree in C++/Linux?
...
With C++17 or later, there's the standard header <filesystem> with
function
std::filesystem::create_directories
which should be used in modern C++ programs.
The C++ standard functions do not have the POSIX-specific expli...
How to validate an email address using a regular expression?
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The fully RFC 822 compliant regex is inefficient and obscure because of its length. Fortunately, RFC 822 was superseded twice and the current specification for email addresses is RFC 5322. RFC 5322 leads to a regex that can be understood if studied for a few minutes and is efficient enough for ...
How to flip background image using CSS?
How to flip any background image using CSS? Is it possible?
5 Answers
5
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PG undefinedtable error relation users does not exist
...question up before, but only for rspec. I haven't created test yet because it's too advanced for me but one day soon i will! :P
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Combining multiple git repositories
...Move the content of phd/code to phd/code/code, and fix the history so that it looks like it has always been there (this uses git's filter-branch command):
$ cd phd/code
$ git filter-branch --index-filter \
'git ls-files -s | sed "s#\t#&code/#" |
GIT_INDEX_FILE=$GIT_INDEX_FILE.new \
...
Is there a way to define a min and max value for EditText in Android?
I want to define a min and max value for an EditText .
24 Answers
24
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How to connect to SQL Server database from JavaScript in the browser?
...ent javascript to access databases for several reasons (bad practice, security issues, etc) but if you really want to do this, here is an example:
var connection = new ActiveXObject("ADODB.Connection") ;
var connectionstring="Data Source=<server>;Initial Catalog=<catalog>;User ID=<u...
Django - How to rename a model field using South?
...e', 'name')
The first argument of db.rename_column is the table name, so it's important to remember how Django creates table names:
Django automatically derives the name of the database table from the name of your model class and the app that contains it. A model's database table name is const...