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How to use conditional breakpoint in Eclipse?
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Put your breakpoint.
Right-click the breakpoint image on the margin and choose Breakpoint Properties:
Configure condition as you see fit:
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The constant cannot be marked static
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const implies static (you don't need an instance to reference the const value).
I want to also add this important point: When you link against (reference) an assembly with a public const, that value is copied into your assembly. So if the const va...
React ignores 'for' attribute of the label element
In React (Facebook's framework), I need to render a label element bound to a text input using the standard for attribute.
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How to install a specific version of a ruby gem?
Using the command-line gem tool, how can I install a specific version of a gem?
6 Answers
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Appending to an existing string
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You can use << to append to a string in-place.
s = "foo"
old_id = s.object_id
s << "bar"
s #=> "foobar"
s.object_id == old_id #=> true
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Breakpoints are crossed out, how can I make them valid?
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There is a menu entry you have discovered for yourself that toggles the skipping of all breakpoints. There is also an icon for this in the "Breakpoints" View, and there may be a hot-key defined as well, all of which you may have triggered ...
How does setting baselineAligned to false improve performance in LinearLayout?
I was just building some UI in xml, and Lint gave me a warning and said to set android:baselineAligned to false to improve performance in ListView.
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How to extract text from a string using sed?
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The pattern \d might not be supported by your sed. Try [0-9] or [[:digit:]] instead.
To only print the actual match (not the entire matching line), use a substitution.
sed -n 's/.*\([0-9][0-9]*G[0-9][0-9]*\).*/\1/p'
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How do you specify a different port number in SQL Management Studio?
...005 server which is not on port 1433. How do I indicate a different port number when connecting to the server using SQL Management Studio?
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Can I compile all .cpp files in src/ to .o's in obj/, then link to binary in ./?
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Makefile part of the question
This is pretty easy, unless you don't need to generalize
try something like the code below (but replace space indentation with tabs near g++)
SRC_DIR := .../src
OBJ_DIR := .../obj
SRC_FILES := $(wildcard $(SRC_DIR)/...