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What is the difference between double-ampersand (&&) and semicolon (;) in Linux Bash?
...o make sure that command2 is only run if command1 ran successfully.
The ; token just separates commands, so it will run the second command regardless of whether or not the first one succeeds.
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How do you check “if not null” with Eloquent?
...on - ".....\vendor\laravel\framework\src\Illuminate\Database\Query\Builder.php"
– Atiqur
Oct 2 '16 at 5:05
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What optimizations can GHC be expected to perform reliably?
...pose of floatInwards is floating into branches of a case, so that we don't allocate things, save them on the stack, and then discover that they aren't needed in the chosen branch.
As an example, suppose we had this expression:
let x = big in
case v of
True -> x + 1
False -&g...
Approximate cost to access various caches and main memory?
...s PINNED MEMORY for all CUDA Contexts, not just the one, current, when the allocation was performed
| ___HostAllocWriteCombined_MEM / cudaHostFree() +---------------- cudaHostRegisterMapped -- maps memory allocation into the CUD...
How to reset Jenkins security settings from the command line?
...>#" "/usr/share/jenkins/ref/users/admin/config.xml" sed -i -e "s#<apiToken>.*</apiToken>#<apiToken>${API_TOKEN}</apiToken>#" "/usr/share/jenkins/ref/users/admin/config.xml" ```
– Laurent Picquet
May 19 '17 at 7:33
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Escaping ampersand in URL
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there is a php function urlencode which solves this problem : usage $escapedfilename=urlencode($filename);
– Jeremy Young
Feb 19 '19 at 13:28
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Git Push into Production (FTP)
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github.com/banago/PHPloy also does a similar thing but works with submodules, which I suspect some of the mentioned tools might struggle with.
– Simon East
Apr 11 '14 at 12:44
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Typedef function pointer?
...nction)(int) FUNC_1. That way I can see the type and alias in two separate token instead of being meshed into one.
– dchhetri
May 3 '13 at 5:07
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converting drawable resource image into bitmap
... getting this ... ... E/CommitToConfigurationOperation: Malformed snapshot token (size): ... E/NotificationService: Not posting notification with icon==0: Notification(pri=0 contentView=null vibrate=null sound=content://settings/system/notification_sound defaults=0x0 flags=0x10 color=0x00000000 vis...
Can't update Macports (with Mac OS X Mavericks)
...oing a fresh installation of MacPorts from http://www.macports.org/install.php. Now I can run the selfupdate command without error and install other ports.
The error I were seeing was below, it seems the same problem as Yo Sophia has pointed out:
$ sudo port selfupdate
Password:
---> Updating ...