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Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization
...l be destroyed whenever I return".
Let us start with an overly simplistic FileHandle class employing RAII:
class FileHandle
{
FILE* file;
public:
explicit FileHandle(const char* name)
{
file = fopen(name);
if (!file)
{
throw "MAYDAY! MAYDAY";
...
Convert a Unicode string to a string in Python (containing extra symbols)
... as worded, @williamtroup's problem of not being able to save unicode to a file sounds like an entirely different issue worthy of a separate question
– Mark Roddy
Jul 30 '09 at 16:03
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Eclipse says: “Workspace in use or cannot be created, chose a different one.” How do I unlock a work
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Just delete the .lock file in the .metadata directory in your eclipse workspace directory.
Precaution - If you delete the .metadata folder all preference will be deleted.
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XAMPP - MySQL shutdown unexpectedly
...t Xampp server
go to your C:\xampp\mysql\data directory
delete the ibdata1 file
restart xampp server
It should work
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Difference between HBase and Hadoop/HDFS
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Hadoop is basically 3 things, a FS (Hadoop Distributed File System), a computation framework (MapReduce) and a management bridge (Yet Another Resource Negotiator). HDFS allows you store huge amounts of data in a distributed (provides faster read/write access) and redundant (provi...
How can I remove an SSH key?
... I lost my ~/.ssh directory (with the original id_rsa and id_rsa.pub files).
7 Answers
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What does “all” stand for in a makefile?
I read some tutorials concerning Makefiles but for me it is still unclear for what the target "all" stands for and what it does.
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How to tell git to ignore individual lines, i.e. gitignore for specific lines of code [duplicate]
.gitignore can ignore whole files, but is there a way to ignore specific lines of code while coding?
2 Answers
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Xcode - How to fix 'NSUnknownKeyException', reason: … this class is not key value coding-compliant f
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Bad Outlet.
You have either removed or renamed an outlet name in your .h file.
Remove it in .xib or .storyboard file's Connection Inspector.
One more possible reason
(In my case) Extension of UIView with bindable properties and setting values for those bindable properties (i.e. shadow, corner...
app-release-unsigned.apk is not signed
I downloaded the zip file of an Android app on github and I'm trying to run it, but I get a dialog with this message
17 Ans...