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How do I use extern to share variables between source files?
...ferenced in other source files, such as file2.c.
It is important to understand the difference between defining a
variable and declaring a
variable:
A variable is declared when the compiler is informed that a
variable exists (and this is its type); it does not allocate the
storage for the variable a...
Keyboard shortcut to change font size in Eclipse?
...ively straightforward to change font sizes in Eclipse through preferences (and answered several times in this forum).
10 A...
What is token-based authentication?
I want to understand what token-based authentication means. I searched the internet but couldn't find anything understandable.
...
What is the difference between Swing and AWT?
Can someone please explain me what's the difference between Swing and AWT?
8 Answers
8...
GitHub pull request showing commits that are already in target branch
... GitHub to a branch that isn't master. The target branch was behind master and the pull request showed commits from master, so I merged master and pushed it to GitHub, but the commits and diff for them still appear in the pull request after refreshing. I've doubled checked that the branch on GitHub ...
Is using a lot of static methods a bad thing?
...eep track of internal states. For example, if I need to transform A into B and don't rely on some internal state C that may vary, I create a static transform. If there is an internal state C that I want to be able to adjust, then I add a constructor to set C and don't use a static transform.
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Xcode 4: create IPA file instead of .xcarchive
In Xcode 3.2.5 I use "Build And Archive" to create an IPA file. In Xcode 4 you can use "Product -> Archive" to archive an application in an .xcarchive bundle.
...
tomcat - CATALINA_BASE and CATALINA_HOME variables
I have multiple instances of tomcat 6 running on the same server (Linux) and it works as expected. I am trying to find out what the standard practice is with regards to setting the CATALINA_HOME and CATALINA_BASE variables.
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What is the difference between MOV and LEA?
...urpose of LEA is to allow one to perform a non-trivial address calculation and store the result [for later usage]
LEA ax, [BP+SI+5] ; Compute address of value
MOV ax, [BP+SI+5] ; Load value at that address
Where there are just constants involved, MOV (through the assembler's constant calculation...
How to search file text for a pattern and replace it with a given value
I'm looking for a script to search a file (or list of files) for a pattern and, if found, replace that pattern with a given value.
...