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how can I Update top 100 records in sql server
...pdate the top 100 records in SQL Server. I have a table T1 with fields F1 and F2 . T1 has 200 records. I want to update the F1 field in the top 100 records. How can I update based on TOP 100 in SQL Server?
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shortcut in Android Studio to locate the current editing src file
...Project Toolbar in the left of Android Studio.
Another solution is Alt+F1+1. You can also read Locate current file in IntelliJ for more answers.
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stop all instances of node.js server
... 0t0 TCP *:3306 (LISTEN)
redis-ser 75429 jacob 4u IPv4 0x17ceae4e1ba8ea59 0t0 TCP localhost:6379 (LISTEN)
The second number is the PID and the port they're listening to is on the right before "(LISTEN)". Find the rogue PID and kill -9 $PID to terminate with extreme prejudice.
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Linux command: How to 'find' only text files?
.... This should do the trick, by taking only what comes before :: cut -d':' -f1:
function findTextInAsciiFiles {
# usage: findTextInAsciiFiles DIRECTORY NEEDLE_TEXT
find "$1" -type f -exec grep -l "$2" {} \; -exec file {} \; | grep text | cut -d ':' -f1
}
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How to create an alias for a command in Vim?
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Maybe you would like to map one of your function keys (F1..F12) to :w ? Then put this into your .vimrc:
noremap <f1> :w<return>
inoremap <f1> <c-o>:w<return>
(ctrl-o in insert mode switches temporarily to normal mode).
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Undo a merge by pull request?
...at the commit log, you should find something similar to this:
commit b76a5f1f5d3b323679e466a1a1d5f93c8828b269
Merge: 9271e6e a507888
Author: Tim Tom <tim@tom.com>
Date: Mon Apr 29 06:12:38 2013 -0700
Merge pull request #123 from john/foo_and_bar
Add foo and bar
commit a507888e9f...
Best way to serialize an NSData into a hexadeximal string
...93a3b3c3d3e3f404142434445464748494a4b4c4d4e4f505152535455565758595a5b5c5d5e5f606162636465666768696a6b6c6d6e6f707172737475767778797a7b7c7d7e7f808182838485868788898a8b8c8d8e8f909192939495969798999a9b9c9d9e9fa0a1a2a3a4a5a6a7a8a9aaabacadaeafb0b1b2b3b4b5b6b7b8b9babbbcbdbebfc0c1c2c3c4c5c6c7c8c9cacbcccdcec...
浮点数在内存中的表示 - C/C++ - 清泛网 - 专注IT技能提升
...g.h>
#include <limits>
int _tmain(int argc, _TCHAR* argv[])
{
float f1 = FLT_MIN;
printf("%f\n", f1);
f1 = FLT_MAX;
printf("%f\n", f1);
// 0 10000101 11110110000000000000000
void * p = (void *)0x42fb0000;
memcpy(&f1, &p, 4);
printf("%f\n", f1);
// 1 11111111 00000000000000...
浮点数在内存中的表示 - C/C++ - 清泛网 - 专注IT技能提升
...g.h>
#include <limits>
int _tmain(int argc, _TCHAR* argv[])
{
float f1 = FLT_MIN;
printf("%f\n", f1);
f1 = FLT_MAX;
printf("%f\n", f1);
// 0 10000101 11110110000000000000000
void * p = (void *)0x42fb0000;
memcpy(&f1, &p, 4);
printf("%f\n", f1);
// 1 11111111 00000000000000...
浮点数在内存中的表示 - C/C++ - 清泛网移动版 - 专注IT技能提升
...g.h>
#include <limits>
int _tmain(int argc, _TCHAR* argv[])
{
float f1 = FLT_MIN;
printf("%f\n", f1);
f1 = FLT_MAX;
printf("%f\n", f1);
// 0 10000101 11110110000000000000000
void * p = (void *)0x42fb0000;
memcpy(&f1, &p, 4);
printf("%f\n", f1);
// 1 11111111 00000000000000...