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How can I read and parse CSV files in C++?
...class CSVRow
{
public:
std::string_view operator[](std::size_t index) const
{
return std::string_view(&m_line[m_data[index] + 1], m_data[index + 1] - (m_data[index] + 1));
}
std::size_t size() const
{
return m_data.size() - 1;
...
git replacing LF with CRLF
...
If you already have checked out the code, the files are already indexed. After changing your git settings, say by running:
git config --global core.autocrlf input
you should refresh the indexes with
git rm --cached -r .
and re-write git index with
git reset --hard
https://help....
Simplest way to serve static data from outside the application server in a Java web application
...-app>
</web-app>
Step 5: Now create a .html document with name index.html and place under e:\myproj
CODE under index.html
Welcome to Myproj
The Directory Structure for the above Step 4 and Step 5 is a...
Selecting with complex criteria from pandas.DataFrame
...lse
[Update, to switch to new-style .loc]:
And then we can use these to index into the object. For read access, you can chain indices:
>>> df["A"][(df["B"] > 50) & (df["C"] == 900)]
2 5
3 8
Name: A, dtype: int64
but you can get yourself into trouble because of the differ...
How to delete an item in a list if it exists?
...
If index doesn't find the searched string, it throws the ValueError you're seeing. Either
catch the ValueError:
try:
i = s.index("")
del s[i]
except ValueError:
print "new_tag_list has no empty string"
or use fin...
A circular reference was detected while serializing an object of type 'SubSonic.Schema .DatabaseColu
...vate DBEntities db = new DBEntities();//dbcontext
public ActionResult Index()
{
bool proxyCreation = db.Configuration.ProxyCreationEnabled;
try
{
//set ProxyCreation to false
db.Configuration.ProxyCreationEnabled = false;
var data...
How to append to a file in Node?
...e.log(new Date().toISOString());
[...Array(10000)].forEach( function (item,index) {
fs.appendFile("append.txt", index+ "\n", function (err) {
if (err) console.log(err);
});
});
console.log(new Date().toISOString());
Up to 8000 on my computer, you can append data to the file, then y...
Why am I seeing “TypeError: string indices must be integers”?
...
The variable item is a string. An index looks like this:
>>> mystring = 'helloworld'
>>> print mystring[0]
'h'
The above example uses the 0 index of the string to refer to the first character.
Strings can't have string indices (like dict...
Remove All Event Listeners of Specific Type
...Target.prototype.removeEventListeners = function(targetType)
{
for(var index = 0; index != _listeners.length; index++)
{
var item = _listeners[index];
var target = item.target;
var type = item.type;
var listener = item.listener;
if(target == this &am...
Sort Go map values by keys
... This can be improved with keys := make([]int, len(m)) and then insert by index keys[i] = k instead of append
– jpillora
Sep 9 '14 at 0:42
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