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In C++, if throw is an expression, what is its type?
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Where should Rails 3 custom validators be stored?
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emacs zoom in/zoom out
...C-+ and C-x C--; that is, Control-x Control-Minus/Control-Plus.
After one combination (C-x C-+ or C-x C--), successives + or - increase or decrease the text scale without typing C-x C- again.
Addition by sawa
I looked up the function that was assigned to the keys mentioned, and found out that the...
What is the difference between Directory.EnumerateFiles vs Directory.GetFiles?
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Lazy evaluation may not come for completely free - for example if you will be putting it back to an array in the end (I saw that!). Lazy is efficient when "yagni"-all: you are not going to need all elements, and just stop iterating after a few.
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Can we have multiple “WITH AS” in single sql - Oracle SQL
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Is it bad practice to have a constructor function return a Promise?
...rom the method, to easily wait until it is finished.
I would however not recommend this pattern when the method (asynchronously) mutates the instance and other methods depend on that, as that would lead to them being required to wait (become async even if they're actually synchronous) and you'd quic...
How to get a enum value from string in C#?
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Building executable jar with maven?
...error when I double-click on the first jar:
Could not find the main class: com.gorkwobble.logmanager.LogManager. Program will exit.
If you applied the suggested configuration of the link posted as reference, you configured the jar plugin to produce an executable artifact, something like this:
&l...
Getting value of public static final field/property of a class in Java via reflection
.... Exception is thrown at the operation f.getInt(null). I caught it but how come there's an exception?
– Viet
Apr 21 '10 at 18:26
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Generating CSV file for Excel, how to have a newline inside a value
...nstead of utf-8, and your non-ASCII characters will be trashed.
Following comments apply to Excel 2003, 2007 and 2013; not tested on Excel 2000
If you open the file by double-clicking on its name in Windows Explorer, everything works OK.
If you open it from within Excel, the results vary:
You h...