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In C# check that filename is *possibly* valid (not that it exists) [duplicate]
...e is not valid
} else {
// file name is valid... May check for existence by calling fi.Exists.
}
For creating a FileInfo instance the file does not need to exist.
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Reverting part of a commit with git
...other changes which you didn't want to revert.
– tremby
Sep 26 '12 at 21:03
15
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Installing Google Protocol Buffers on mac
...can type the following into a terminal to have the source code overwritten by the homebrew version:
brew link --force --overwrite protobuf241
Check that you now have the correct version installed by typing:
protoc --version
It should display 2.4.1
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Do any JVM's JIT compilers generate code that uses vectorized floating point instructions?
...es that's just how the algorithm is, yes I've run Proguard to optimize the byte code, etc.
8 Answers
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Upgrading Node.js to latest version
... about the installation command read the source code
... its been reviewed by several node.js security experts
Step 2 - Install the version of node.js you need
Once you've got NVM you can install a specific version of Node.js using the nvm command:
nvm install v12.18.4
Note: you may need to close ...
Duplicate symbols for architecture x86_64 under Xcode
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Stupid one, but make sure you haven't #imported a .m file by mistake somewhere
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How to extract epoch from LocalDate and LocalDateTime?
...have several methods to convert them into date/time objects with timezones by passing a ZoneId instance.
LocalDate
LocalDate date = ...;
ZoneId zoneId = ZoneId.systemDefault(); // or: ZoneId.of("Europe/Oslo");
long epoch = date.atStartOfDay(zoneId).toEpochSecond();
LocalDateTime
LocalDateTime t...
How do I convert a string to a number in PHP?
... @Sara: You can also create a function for converting the string to number by first casting it to integer, then to float and then comparing if both values (integer and float) are equal. If they are, you should return the value as integer, if not, then as a float. Hope you get the idea.
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What is the proper way to re-throw an exception in C#? [duplicate]
... nested XML nodes that it currently inside, which wouldn't be evident just by looking at the callstack which just has a lot of calls to the recursive function.
– uglycoyote
Feb 2 '16 at 0:08
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Efficient string concatenation in C++
...lly need efficiency. You probably will have much better efficiency simply by using operator += instead.
Now after that disclaimer, I will answer your actual question...
The efficiency of the STL string class depends on the implementation of STL you are using.
You could guarantee efficiency and ...