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What is the difference between native code, machine code and assembly code?
...ece of metal that does the actual work) understands and executes directly. All other code must be translated or transformed into machine code before your machine can execute it.
Native code: This term is sometimes used in places where machine code (see above) is meant. However, it is also sometimes...
Scalar vs. primitive data type - are they the same thing?
...ce of scalars and primitives, it depends on the language. According to the PHP manual, for example, only half of its primitive types are scalars: php.net/manual/en/language.types.intro.php
– Joe Bowbeer
May 16 '16 at 18:36
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How to display request headers with command line curl
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@SergeyVlasov Actually, the equivalent of /dev/null in Windows is nul, not null.
– Francisco Zarabozo
Dec 11 '17 at 7:37
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Using OpenSSL what does “unable to write 'random state'” mean?
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Yes, if you run from php web server, the user is www-data, and you should add "export" before every openssl: shell_exec('export RANDFILE=".rnd";openssl ecparam -genkey -name secp256k1'))
– diyism
Jun 21 '13...
How to split a file into equal parts, without breaking individual lines? [duplicate]
...s wondering if it was possible to split a file into equal parts ( edit: = all equal except for the last), without breaking the line? Using the split command in Unix, lines may be broken in half. Is there a way to, say, split up a file in 5 equal parts, but have it still only consist of whole lines ...
Why is Go so slow (compared to Java)?
...n spends runtime supporting language features that the benchmark doesn't really need. In most compiled languages a sufficiently clever compiler could in theory strip out what isn't needed, but there comes a point where you're rigging the demo, since very few real users of the language would write pr...
Create MSI or setup project with Visual Studio 2012
I create a small application and I would like to create one MSI file.
8 Answers
8
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how to show alternate image if source image is not found? (onerror working in IE but not in mozilla)
... found" onerror="this.onerror=null;this.src='imagefound.gif';" />
By calling this.onerror=null it will remove the onerror then try to get the alternate image.
NEW
I would like to add a jQuery way, if this can help anyone.
<script>
$(document).ready(function()
{
$(".backup_picture"...
Service Temporarily Unavailable Magento?
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Check if there is a file called maintenance.flag and if so delete it.
Magento 1.x : maintenance.flag file is in : magento root directory
Magento 2.x : maintenance.flag file is in : var folder
When Magento is performing certain tasks it t...
Too much data with var_dump in symfony2 doctrine2
...o each other, so while displaying entity1 var_dump will also have to print all properties of entity2, which include entity1 itself giving you a loop.
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