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Lambda capture as const reference?
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@AaronMcDaid const_cast can unconditionally change a volatile object to a const object (when asked to cast to const), thus, for adding constraints I prefer static_cast
– Piotr Skotnicki
Sep 7 '15 at 17:54
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What exactly is Java EE?
...lementation of the specification. The concrete implementations are the so-called application servers, like WildFly, TomEE, GlassFish, Liberty, WebLogic, etc. There are also servlet containers which implement only the JSP/Servlet part of the huge Java EE API, such as Tomcat, Jetty, etc.
We, Java EE d...
Setting background colour of Android layout element
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You can use simple color resources, specified usually inside res/values/colors.xml.
<color name="red">#ffff0000</color>
and use this via android:background="@color/red". This color can be used anywhere else too, e.g. as a text color. Reference it in XML the s...
When is SQLiteOpenHelper onCreate() / onUpgrade() run?
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SQLiteOpenHelper onCreate() and onUpgrade() callbacks are invoked when the database is actually opened, for example by a call to getWritableDatabase(). The database is not opened when the database helper object itself is created.
SQLiteOpenHelper versions the database ...
minimize app to system tray
...d. If
yes, hide your form, enable the NotifyIcon object, and show the
balloon tip that shows some information. Once the WindowState becomes
FormWindowState.Normal, disable the NotifyIcon object by setting its
Visible property to false. Now, you want the window to reappear when
you double c...
How to reload .bash_profile from the command line?
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@StasS - . and source are literally the same thing in bash. From the link: "source is a synonym for dot/period '.' in bash, but not in POSIX sh, so for maximum compatibility use the period."
– Carl Norum
Jan 15 '17 at...
HTTP vs HTTPS performance
...any major differences in performance between http and https? I seem to recall reading that HTTPS can be a fifth as fast as HTTP. Is this valid with the current generation webservers/browsers? If so, are there any whitepapers to support it?
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How can I write a regex which matches non greedy? [duplicate]
...eedy ? works perfectly fine. It's just that you need to select dot matches all option in the regex engines (regexpal, the engine you used, also has this option) you are testing with. This is because, regex engines generally don't match line breaks when you use .. You need to tell them explicitly tha...
What is aspect-oriented programming?
.... People seem to talk about aspect-oriented programming, but I've never really learned what it is or how to use it. What is the basic paradigm?
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Getting the thread ID from a thread
...ive thread. There are ways to make it work with managed threads, I'm sure, all you need to find is the thread handle and pass it to that function.
GetCurrentThreadId returns the ID of the current thread.
GetCurrentThreadId has been deprecated as of .NET 2.0: the recommended way is the Thread.Curr...