大约有 47,000 项符合查询结果（耗时：0.0399秒） [XML]
Merge Images Side by Side(Horizontally)
I have five images of sizes: 600x30, 600x30, 600x30, 600x30, 810x30. Their names are: 0.png, 1.png, 2.png, 3.png, 4.png, respectively.
...
Set time part of DateTime in ruby
...
221
Within a Rails environment:
Thanks to ActiveSupport you can use:
DateTime.now.midnight
DateTim...
Way to get number of digits in an int?
...
answered Aug 20 '09 at 15:04
Michael BorgwardtMichael Borgwardt
320k7373 gold badges453453 silver badges688688 bronze badges
...
Get ffmpeg information in friendly way
...Windows Media Video 9",
"codec_type": "video",
"codec_time_base": "1/1000",
"codec_tag_string": "WMV3",
"codec_tag": "0x33564d57",
"width": 320,
"height": 240,
"has_b_frames": 0,
"pix_fmt": "yuv420p",
"level": -99,
"r_frame_rate": "30000/1001",
"avg_frame_...
Difference between declaring variables before or in loop?
...
|
edited May 25 '17 at 7:52
Sunil Kanzar
1,11111 gold badge88 silver badges2020 bronze badges
a...
How do I know the script file name in a Bash script?
...
me=`basename "$0"`
For reading through a symlink1, which is usually not what you want (you usually don't want to confuse the user this way), try:
me="$(basename "$(test -L "$0" && readlink "$0" || echo "$0")")"
IMO, that'll produce confusing output. "I ran foo....
Best way to represent a fraction in Java?
...arable<BigFraction>
{
private static final long serialVersionUID = 1L; //because Number is Serializable
private final BigInteger numerator;
private final BigInteger denominator;
public final static BigFraction ZERO = new BigFraction(BigInteger.ZERO, BigInteger.ONE, true);
public fin...
How can I determine whether a 2D Point is within a Polygon?
...
1
2
Next
747
...
Bash: If/Else statement in one line
...e it is called some_process ) is running on a server. If it is, then echo 1, otherwise echo 0.
5 Answers
...
Change date of git tag (or GitHub Release based on it)
...
119
WARNING: This will not preserve tag messages for annotated tags.
Summary
For each tag th...