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Unable to start debugging because the object invoked has disconnected from its clients
...ent processes: devenv, mspdbsrv, vcpkgsrv, msbuild, msvsmon, vshub, vstest etc
Remove .suo, .ncb, .VC.db, .VC.VC.opendb files of the solution as well as .vs directory, which sometimes cause problems
Remove project setting files, sort of YourProjectName.vcproj.DOMAINNAME.LOGINNAME.user or YourProject...
Print second last column/field in awk
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As a mnemonic, this behavior is the same as C/Java etc. int x = ++i int x = i++, prefix means increment first; postfix means increment later (assignment first).
– Weekend
Dec 11 '19 at 7:20
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Best practice to validate null and empty collection in Java
...se CollectionUtils to check against both Collections (List, Array) and Map etc.
if(CollectionUtils.isEmpty(...)) {...}
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GB English, or US English?
...o aren't native English speakers use US spellings for their variable names etc.
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How to get whole and decimal part of a number?
...// 1
$fraction = $n - $whole; // .25
Then compare against 1/4, 1/2, 3/4, etc.
In cases of negative numbers, use this:
function NumberBreakdown($number, $returnUnsigned = false)
{
$negative = 1;
if ($number < 0)
{
$negative = -1;
$number *= -1;
}
if ($returnUnsigned){
...
In PyCharm, how to go back to last location?
...remember, there is some shortcuts for rotating / mirroring / duplicating / etc. shortcuts in Intel Graphics module.
– awesoon
Feb 19 '15 at 3:45
1
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What do we mean by Byte array? [closed]
...t makes sense to talk about them in order: the first byte, the second byte etc..
Just as bytes can encode different types and ranges of data (numbers from 0 to 255, numbers from -128 to 127, single characters using ASCII e.g. 'a' or '%', CPU op-codes), each byte in a byte array may be any of these ...
How to design a product table for many kinds of product where each product has many parameters
...a blob of attributes that can't be easily queried within SQL; you have to fetch the whole blob back to the application and sort it out there.
Entity-Attribute-Value: One table for Products, and one table that pivots attributes to rows, instead of columns. EAV is not a valid design with respect to t...
Importing variables from another file?
...ython is highly preferred Language for
Data Science and Machine Learning etc. ;
And this is the picture of project structure
Where I am accessing variables from .env file where the API links and
Secret keys reside .
General Structure:
from <File-Name> import *
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Count number of rows within each group
..., there is no need to rename each variable in by= like list(year=df1$year) etc. A data.frame is a list already so aggregate(df1[c("Count")], by=df1[c("Year", "Month")], FUN=sum, na.rm=TRUE) will work.
– thelatemail
Jul 17 '19 at 22:27
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