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Reference - What does this error mean in PHP?

...P and have no clue how to fix them. This is also a Community Wiki, so everyone is invited to participate adding to and maintaining this list. ...
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What must I know to use GNU Screen properly? [closed]

... Screen utility, the same things that you'd think worthwhile to teach someone, a beginner, from the ground up. What are some analogies and handy tips for remembering binds, etc.? ...
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Commenting in a Bash script inside a multiline command

... I verified that versions one and two work. However, can you explain why they do and what is going on here? Thanks. – Faheem Mitha Aug 21 '11 at 13:50 ...
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Disabling Chrome cache for website development

...he. Right-click and choose Inspect Element to open the DevTools. Or use one of the following keyboard shortcuts: F12 Command+Option+i on Mac Control+Shift+i on Windows or Linux Click Network in the toolbar to open the network pane. Check the Disable cache checkbox at the top. Keep in mind,...
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How do I make XAML DataGridColumns fill the entire DataGrid?

...mns to divide the grid equally apply this to all columns. If you just want one to fill the remaining space just apply it to that column with the rest being "Auto" or a specific width. You can also use Width="0.25*" (for example) if you want the column to take up 1/4 of the available width. ...
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When to use volatile with multi threading?

... and releasing the mutex the code is in a critical section where only that one thread can access the variable, in which case the variable doesn't need to be volatile? ...
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Ways to eliminate switch in code [closed]

...ments are scattered throughout a program. If you add or remove a clause in one switch, you often have to find and repair the others too. Both Refactoring and Refactoring to Patterns have approaches to resolve this. If your (pseudo) code looks like: class RequestHandler { public void handleR...
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Practical uses of different data structures [closed]

...dexing, caches,Unique data representation. Trie - dictionary, such as one found on a mobile telephone for autocompletion and spell-checking. Suffix tree - fast full text searches used in most word processors. Stack - undo\redo operation in word processors, Expression evaluation an...
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How do I remedy “The breakpoint will not currently be hit. No symbols have been loaded for this docu

...a list of all the assemblies that are loaded into the process. Locate the one you want to get debug info for. Right-click it and select Symbol Load Information. You'll get a dialog that lists all the directories where it looked for the .pdb file for the assembly. Verify that list against the act...
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Maven Install on Mac OS X

... It's one answer, but not exclusively the "right" one. Downloading the Maven binary zip from the Maven website is quicker and easier IMO. – RCross Sep 25 '13 at 9:53 ...