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Make UINavigationBar transparent
...gation bar with an opaque custom background image, the navigation bar will apply a system opacity less than 1.0 to the image.
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How do I match any character across multiple lines in a regular expression?
...lt; "$str" (-0 slurps the whole file into memory, -p prints the file after applying the script given by -e). Note that using -000pe will slurp the file and activate 'paragraph mode' where Perl uses consecutive newlines (\n\n) as the record separator.
gnu-grep - grep -Poz '(?si)abc\K.*?(?=<Foobar&...
Difference between “module.exports” and “exports” in the CommonJs Module System
...ect with an exports property. exports is a plain JavaScript variable that happens to be set to module.exports.
At the end of your file, node.js will basically 'return' module.exports to the require function. A simplified way to view a JS file in Node could be this:
var module = { exports: {} };
var...
What is the X-REQUEST-ID http header?
...servers down the line, e.g. web server generates the id and forwards it to application server.
– isapir
Feb 5 '15 at 19:57
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error LNK2019: unresolved external symbol _WinMain@16 referenced in function ___tmainCRTStartup
...r change it to either WinMain or wWinMain depending on whether or not your app is Unicode. Failure to do so also yields this linker error even with the correct subsystem. (/SUBSYSTEM:WINDOWS)
– lisa
Mar 29 '15 at 4:45
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When to use Vanilla JavaScript vs. jQuery?
...ice... so mostly it revolves around the this keyword uneccessarily being wrapped into a jQuery object.
– jondavidjohn
Jan 10 '11 at 22:51
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What is a PDB file?
... @Jon Does it help provide extra information to the user if the application crashes in use? (ie, does it help with the JIT window, rather than "This program needs to end, send a Windows Error Report")
– Jared Harley
Oct 10 '10 at 8:32
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What is Data Transfer Object?
...ect that is used to encapsulate data, and send it from one subsystem of an application to another.
DTOs are most commonly used by the Services layer in an N-Tier application to transfer data between itself and the UI layer. The main benefit here is that it reduces the amount of data that needs to b...
Why is the JVM stack-based and the Dalvik VM register-based?
...n't find a reference, but I think Sun decided for the stack-based bytecode approach because it makes it easy to run the JVM on an architecture with few registers (e.g. IA32).
In Dalvik VM Internals from Google I/O 2008, the Dalvik creator Dan Bornstein gives the following arguments for choosing a r...
A migration to add unique constraint to a combination of columns
What I need is a migration to apply unique constraint to a combination of columns. i.e. for a people table, a combination of first_name , last_Name and Dob should be unique.
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