大约有 30,000 项符合查询结果（耗时：0.0185秒） [XML]
Is there a code obfuscator for PHP? [closed]
...tespace($infile);
// compress data
$data=gzcompress($data,9);
// encode in base64
$data=base64_encode($data);
// generate output text
$out='<?ob_start();$a=\''.$data.'\';eval(gzuncompress(base64_decode($a)));$v=ob_get_contents();ob_end_clean();?>';
// write output text
file_put_contents($outfi...
SQL - Update multiple records in one query
...update query each time I preferred this,
UPDATE mst_users
SET base_id = CASE user_id
WHEN 78 THEN 999
WHEN 77 THEN 88
ELSE base_id END WHERE user_id IN(78, 77)
78,77 are the user Ids and for those user id I need to update the base_id 999 and 88 respectively.This works for ...
Generate a heatmap in MatPlotLib using a scatter data set
...rom pip (see webpage documentation). Consider the following code, which is based on the example:
import numpy as np
import numpy.random
import matplotlib.pyplot as plt
import sphviewer as sph
def myplot(x, y, nb=32, xsize=500, ysize=500):
xmin = np.min(x)
xmax = np.max(x)
ymin = np....
How to determine whether a given Linux is 32 bit or 64 bit?
...
Try uname -m. Which is short of uname --machine and it outputs:
x86_64 ==> 64-bit kernel
i686 ==> 32-bit kernel
Otherwise, not for the Linux kernel, but for the CPU, you type:
cat /proc/cpuinfo
or:
grep flags /proc/cpuinfo
Under "flags" parameter, you will see various values...
How to create a checkbox with a clickable label?
...attributes (respectively).
Edit: This will only work with webkit and blink based browsers (Chrome(ium), Safari, Opera....) and thus most mobile browsers. No Firefox or IE support here.
This may only be useful when embedding webkit/blink onto your apps.
<input type="checkbox" value="My checkbox l...
How do you Encrypt and Decrypt a PHP String?
...Unless you're using an AEAD construct, ALWAYS encrypt then MAC!
bin2hex(), base64_encode(), etc. may leak information about your encryption keys via cache timing. Avoid them if possible.
Even if you follow the advice given here, a lot can go wrong with cryptography. Always have a cryptography exper...
What is the most efficient way to loop through dataframes with pandas? [duplicate]
...
Pandas is based on NumPy arrays.
The key to speed with NumPy arrays is to perform your operations on the whole array at once, never row-by-row or item-by-item.
For example, if close is a 1-d array, and you want the day-over-day percen...
Xcode build failure “Undefined symbols for architecture x86_64”
...
UPD
Apple requires to use arm64 architecture. Do not use x32 libraries in your project
So the answer below is not correct anymore!
Old answer
The new Xcode 5.1 sets the architecture armv7,armv7s,and arm64 as default.
And sometimes the error "build ...
How to make rpm auto install dependencies
...
No, this will not work unless libtest1-1.0-1.x86_64.rpm is in a repository elsewhere, or both packages are specified on the command line like "rpm -i" would require. I just verified this on yum 3.4.3 (Fedora 18). Transcript here showing that it goes to the updates repo for ...
View the Task's activity stack
...cts
realActivity=com.android.contacts/.ViewContactActivity
base=/system/app/Contacts.apk/system/app/Contacts.apk data=/data/data/com.android.contacts
labelRes=0x7f090012 icon=0x7f02006b theme=0x7f0e0004
stateNotNeeded=false componentSpecified=false isHomeActivity=fals...