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Portable way to get file size (in bytes) in shell?
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One would guess the portable ls -ln FILE | { read _ _ _ _ size _ && echo "$size"; } needs not fork for the second step of the pipeline, as it uses just built-ins, but Bash 4.2.37 on Linux forks twice (still only one execve, though).
– Palec
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How do I implement a callback in PHP?
How are callbacks written in PHP?
9 Answers
9
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How do I delete an Azure storage account containing a leased blob?
...unt can be deleted.
Notes:
This applies even if you've already deleted all of your Virtual Machines and it shows 0; there still will be artifacts under the disks tab.
Disks are detached from a deleted VM asynchronously, it may take a few minutes after the VM is deleted for this field to clear up...
Get the _id of inserted document in Mongo database in NodeJS
...ection.insert that will return the doc or docs inserted, which should have _ids.
Try:
collection.insert(objectToInsert, function(err,docsInserted){
console.log(docsInserted);
});
and check the console to see what I mean.
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Vim: Replacing a line with another one yanked before
... If you overwrite additional lines with ccCTRL+r0ESC instead of V"0p then all following lines can be replaced with just . (the repeater)
– Jordan Morris
Aug 26 '13 at 5:10
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SQL Server database backup restore on lower version
...R2 or
restore the backup you have on a SQL Server 2008 R2 instance, export all the data and import it on a SQL Server 2008 database.
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javac is not recognized as an internal or external command, operable program or batch file [closed]
...nal or external command... error message.
In a nutshell, you have not installed Java correctly. Finalizing the installation of Java on Windows requires some manual steps. You must always perform these steps after installing Java, including after upgrading the JDK.
Environment variables and PATH
(...
Build and Version Numbering for Java Projects (ant, cvs, hudson)
...c build numbering and version number management in Java projects? Specifically:
9 Answers
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Pass arguments to Constructor in VBA
...mplement a public initiation subroutine in each of your custom classes. I call it InitiateProperties throughout all my classes. This method has to accept the arguments you would like to send to the constructor.
2.- Create a module called factory, and create a public function with the word "Create" ...
Why are #ifndef and #define used in C++ header files?
...he header is included, it checks if a unique value (in this case HEADERFILE_H) is defined. Then if it's not defined, it defines it and continues to the rest of the page.
When the code is included again, the first ifndef fails, resulting in a blank file.
That prevents double declaration of any iden...