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How do I call Objective-C code from Swift?
...View = [[UITableView alloc] initWithFrame:CGRectZero style:UITableViewStyleGrouped];
turns into this Swift code:
let myTableView: UITableView = UITableView(frame: CGRectZero, style: .Grouped)
Xcode also does this translation on the fly — you can use Open Quickly while editing a Swift file and...
Can I add a UNIQUE constraint to a PostgreSQL table, after it's already created?
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select <column> from <table> group by 1 having count(*) > 1; will give a report on duplicated values.
– Jasen
Aug 26 '16 at 22:57
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How can I auto increment the C# assembly version via our CI platform (Hudson)?
Myself and my group are horrendous at incrementing assembly version numbers and we frequently ship assemblies with 1.0.0.0 versions. Obviously, this causes a lot of headaches.
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How to manage local vs production settings in Django?
...I prefer calling the module settings_local as opposed to local_settings to group it with settings.py in alphabetical folder listings. Keep settings_local.py out of version control using .gitignore as credentials don't belong to Git. Imagine open sourcing them by accident. I keep in git a template fi...
How to generate the JPA entity Metamodel?
...tyProcessor.
Hibernate as a dependency
<dependency>
<groupId>org.hibernate.orm</groupId>
<artifactId>hibernate-jpamodelgen</artifactId>
<version>${version.hibernate-jpamodelgen}</version>
<scope>provided</scope>
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Right query to get the current number of connections in a PostgreSQL DB
...state, count(*) from pg_stat_activity where pid <> pg_backend_pid() group by 1 order by 1;
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A simple command line to download a remote maven2 artifact to the local repository?
...t of arguments to type:
mvn dependency:get -DrepoUrl=something -Dartifact=group:artifact:version
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HTTP vs HTTPS performance
...ing? (The HTTPS-Only Standard)
Let’s Encrypt (Internet Security Research Group)
HTTPS Everywhere (Electronic Frontier Foundation)
To sum it up, let me quote Ilya Grigorik: "TLS has exactly one performance problem: it is not used widely enough. Everything else can be optimized."
Thanks to Chris ...
How to hide command output in Bash
...s at once, surround the whole thing in curly braces. Bash treats this as a group of commands, aggregating the output file descriptors so you can redirect all at once. If you're familiar instead with subshells using ( command1; command2; ) syntax, you'll find the braces behave almost exactly the same...
How to add “active” class to Html.ActionLink in ASP.NET MVC
...st is very much an appropriate container for a related set of links, as it groups them together in a logical manner.
– René Kåbis
Apr 28 '16 at 18:29
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