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Get first n characters of a string
How can I get the first n characters of a string in PHP? What's the fastest way to trim a string to a specific number of characters, and append '...' if needed?
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Group by with multiple columns using lambda
... new Element { Company = "ORACLE CORP",TypeOfInvestment = "Assets", Worth = 59372 },
new Element { Company = "PEPSICO INC",TypeOfInvestment = "Assets", Worth = 26516 },
new Element { Company = "PROCTER & GAMBL",TypeOfInvestment = "Stocks", Worth = 38...
SQL Server Management Studio SSMS tries to “save to file” instead of execute on F5
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Previous answer didn't apply to me. My query results were set to grid already (CTRL+D).
The issue is, if you're using a Microsoft ergo keyboard and the function lock (key to the right of F12 usually) is not on, then F5 will bring up an open file dialog by default.
So, yet another ...
Counting inversions in an array
I'm designing an algorithm to do the following: Given array A[1... n] , for every i < j , find all inversion pairs such that A[i] > A[j] . I'm using merge sort and copying array A to array B and then comparing the two arrays, but I'm having a difficult time seeing how I can use this to find...
How can you strip non-ASCII characters from a string? (in C#)
How can you strip non-ASCII characters from a string? (in C#)
11 Answers
11
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Java synchronized static methods: lock on object or class
...ociated object, will the synchronized keyword lock on the class, instead of the object?
Yes. :)
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Sublime Text 2 multiple line edit
...ut, copy and paste column wise.
PS :- If you want to select a rectangular set of data from text, you can also press shift and hold Right Mouse button and then select data in a rectangular fashion. Then press CTRL+SHIFT+L to get the cursor on each line.
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Pass variables to Ruby script via command line
...IRST_NAME"]'
> Andy Warhol
Drawbacks are present here to, you have to set all the variables before the script invocation (only for your ruby process) or to export them (shells like BASH):
> export FIRST_NAME='Andy Warhol'
> ruby -e 'puts ENV["FIRST_NAME"]'
In the latter case, your data...
Is there any way to kill a Thread?
Is it possible to terminate a running thread without setting/checking any flags/semaphores/etc.?
27 Answers
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Elegant way to search for UTF-8 files with BOM?
For debugging purposes, I need to recursively search a directory for all files which start with a UTF-8 byte order mark (BOM). My current solution is a simple shell script:
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