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How to shorten my conditional statements
...it's much slower if you have one loop with very large n (number of "itemX" strings). I hacked up this code generator that you can use to verify (or perhaps refute). obj["itemX"] is extremely fast if n is large. Basically, what's fast depends on context. Have fun.
– kojiro
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read string from .resx file in C#
How to read the string from .resx file in c#? please send me guidelines . step by step
14 Answers
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PostgreSQL naming conventions
.... Postgresql treats identifiers case insensitively when not quoted (it actually folds them to lowercase internally), and case sensitively when quoted; many people are not aware of this idiosyncrasy. Using always lowercase you are safe. Anyway, it's acceptable to use camelCase or PascalCase (or UPPER...
How to initialize a list of strings (List) with many string values
How is it possible to initialize (with a C# initializer) a list of strings? I have tried with the example below but it's not working.
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Should I use string.isEmpty() or “”.equals(string)?
I'm usually testing this alongside a string == null , so I'm not really concerned about a null-safe test. Which should I use?
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Regular expression \p{L} and \p{N}
...This syntax is specific for modern Unicode regex implementation, which not all interpreters recognize. You can safely replace \p{L} by {a-zA-Z} (ascii notation) or {\w} (perl/vim notation); and \p{N} by {0-9} (ascii) or {\d} (perl/vim). If you want to match all of them, just do: {a-zA-Z0-9}+ or {\w\...
Compare two objects in Java with possible null values
I want to compare two strings for equality when either or both can be null .
12 Answers
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How to check if an NSDictionary or NSMutableDictionary contains a key?
...use valueForKey for a JSON dictionary. That's because JSON can contain any string as a key. For example, if it contains "@count" as a key, then objectForKey:@"@count" will give the correct value, but valueForKey:@"@count" will give the number of key/value pairs.
– gnasher729
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How to make a .jar out from an Android Studio project
...Jar.dependsOn(deleteJar, build)
Expand gradle panel from right and open all tasks under yourlibrary->others. You will see two new tasks there -- createJar and deleteJar
Double click on createJar
Once the task run successfully, get your generated jar from path mentioned in createJar task i.e....
Searching for UUIDs in text with regex
...Microsoft's Globally Unique Identifiers (GUIDs), there are five equivalent string representations for a GUID:
"ca761232ed4211cebacd00aa0057b223"
"CA761232-ED42-11CE-BACD-00AA0057B223"
"{CA761232-ED42-11CE-BACD-00AA0057B223}"
"(CA761232-ED42-11CE-BACD-00AA0057B223)"
"{0xCA761232, 0xED42, 0x1...