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PDO MySQL: Use PDO::ATTR_EMULATE_PREPARES or not?
...ormance hit for code that actually works.
FWIW
PHP Version: PHP 5.4.9-4ubuntu2.4 (cli)
MySQL Version: 5.5.34-0ubuntu0
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Change key pair for ec2 instance
...udo mount /dev/xvdf1 /mnt/tmp
Copy ~/.ssh/authorized_keys to /mnt/tmp/home/ubuntu/.ssh/authorized_keys
Logout
Terminate micro instance
Detach volume A from it
Attach volume A back to the main instance as /dev/xvda
Start the main instance
Login as before, using your new .pem file
That's it.
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【内核源码】linux UDP实现 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...t()创建的时候，会设置对应协议的操作集。 inet_dgram_ops是系统调用层直接调用的操作。udp_prot是底层协议的处理。可以看到相比TCP，UDP不用accept(),lis 创建udp socket
在socket()创建的时候，会设置对应协议的操作集。 inet_dgram_ops是...
Failed to allocate memory: 8
From today, when I tried to run an app in NetBeans on a 2.3.3 Android platform, it shows me that:
20 Answers
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Video auto play is not working in Safari and Chrome desktop browser
...ers, it was not still working (Video wasn't autoplaying) in the Chrome for Android (Version 56.0).
As per this post in developers.google.com, From Chrome 53, the autoplay option is respected by the browser, if the video is muted.
So using autoplay muted attributes in video tag enables the video to...
How to hash some string with sha256 in Java?
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@rajadilipkolli I think it's the Android implementation: developer.android.com/reference/android/util/Base64
– dbm
Jun 11 '18 at 19:33
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How to get the source directory of a Bash script from within the script itself?
...ve to '.')
SOURCE is './sym2/scriptdir.sh'
DIR './sym2' resolves to '/home/ubuntu/dotfiles/fo fo/real/real1/real2'
DIR is '/home/ubuntu/dotfiles/fo fo/real/real1/real2'
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How can I change the color of a part of a TextView?
...or='#01C6DB'>Login</font></string>
then
<TextView
android:layout_width="wrap_content"
android:layout_height="64dp"
android:text="@string/already_have_an_account"/>
result
not sure which api versions this works on, but doesnt work for api 19 that ive tested so...
What is the best way to ensure only one instance of a Bash script is running? [duplicate]
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@user80168 Current Ubuntu (14.04) has available a package called "lockfile-progs" (NFS-safe locking library) that provides lockfile-{check,create,remove,touch}. man page says: "Once a file is locked, the lock must be touched at least once ev...
Does setWidth(int pixels) use dip or px?
...ls correctly. instead, it returns me the exact value i specify in my view: android:layout_width="50dip" in my case. it will return me 50 the exact value in the xml file. i then checked this in the app and as expected, the value is incorrect and draws the view too large then expected
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